Ronald Fleshman, Jr. v. Volkswagen, Ag , 894 F.3d 1030 ( 2018 )


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  •                 FOR PUBLICATION
    UNITED STATES COURT OF APPEALS
    FOR THE NINTH CIRCUIT
    IN RE VOLKSWAGEN “CLEAN                No. 16-17060
    DIESEL” MARKETING, SALES
    PRACTICES, AND PRODUCTS                  D.C. No.
    LIABILITY LITIGATION,                 3:15-md-02672-
    CRB
    JASON HILL ET AL.,
    Plaintiffs,     OPINION
    and
    UNITED STATES OF AMERICA,
    Plaintiff-Appellee,
    v.
    VOLKSWAGEN, AG; VOLKSWAGEN
    GROUP OF AMERICA, INC.; AUDI,
    AG; AUDI OF AMERICA, LLC;
    PORSCHE CARS NORTH AMERICA,
    INC.; ROBERT BOSCH GMBH;
    ROBERT BOSCH, LLC,
    Defendants-Appellees,
    v.
    RONALD CLARK FLESHMAN, JR.,
    Proposed Intervenor,
    Movant-Appellant.
    2            IN RE VOLKSWAGEN LITIGATION
    Appeal from the United States District Court
    for the Northern District of California
    Charles R. Breyer, Senior District Judge, Presiding
    Argued and Submitted December 7, 2017
    Pasadena, California
    Filed July 3, 2018
    Before: A. Wallace Tashima, William A. Fletcher,
    and Marsha S. Berzon, Circuit Judges.
    Opinion by Judge Berzon
    IN RE VOLKSWAGEN LITIGATION                            3
    SUMMARY*
    Intervention / Clean Air Act
    The panel affirmed the district court’s denial of a motion
    to intervene, filed by a disgruntled owner of a 2012
    Volkswagen, in the federal government’s Clean Air Act
    enforcement action against Volkswagen.
    The government’s suit arose from the car manufacturer’s
    installation in some of its cars of “defeat devices” that
    allowed Volkswagen to cheat on emissions tests. The parties
    reached a final proposed consent decree, and the government
    filed its enforcement action with the court.
    The panel held that the Clean Air Act’s citizen suit
    provision, 
    42 U.S.C. § 7604
    , did not grant the movant an
    “unconditional right” to intervene under Fed. R. Civ. P.
    24(a)(1). First, the panel held that § 7604(b)(1)(B)’s diligent
    prosecution bar circumscribed a citizen’s right to intervene in
    an enforcement action under that same provision. The panel
    further held that a citizen who retained the right to file suit on
    his own, despite a government enforcement action, had no
    statutory right to intervene in that action. Second, the panel
    held that the government was not suing to enforce a
    “standard, limitation, or order” within the meaning of the
    Clean Air Act, and therefore the diligent prosecution bar did
    not preclude movant’s claims and he was free to bring his
    own citizen suit. Accordingly, the movant had no statutory
    right to intervene in the government enforcement action
    *
    This summary constitutes no part of the opinion of the court. It has
    been prepared by court staff for the convenience of the reader.
    4            IN RE VOLKSWAGEN LITIGATION
    under the Clean Air Act. Alternatively, the panel held that
    movant’s proposed complaints-in-intervention demonstrated
    that he was not seeking to enforce the provisions invoked by
    the government, and therefore he could have filed his own
    suit and was not entitled to intervene in the government’s
    action.
    The panel held that movant could not intervene as of
    right under Fed. R. Civ. P. 24(a)(2) because he had no
    standing for the relief he sought.
    COUNSEL
    James Ben Feinman (argued), Lynchburg, Virginia, for
    Movant-Appellant.
    Brian C. Toth (argued), Washington, D.C., for Defendants-
    Appellees.
    Sharon Nelles (argued), New York, New York, for
    Defendants-Appellees.
    IN RE VOLKSWAGEN LITIGATION                              5
    OPINION
    BERZON, Circuit Judge:
    Ronald Clark Fleshman, Jr., the disgruntled owner of a
    2012 Volkswagen Jetta, appeals the denial of his motion to
    intervene in the federal government’s Clean Air Act suit
    against Volkswagen, AG and several of its subsidiaries
    (collectively Volkswagen or VW). The government’s suit
    arose from the car manufacturer’s installation in some of its
    cars of “defeat devices”—surreptitious pieces of software that
    allowed VW to cheat on emissions tests. Six months after
    filing suit, the parties reached a final proposed consent
    decree, and the government filed it with the court. Our
    question is whether Fleshman was entitled to intervene in the
    government’s enforcement action. We conclude that he was
    not.
    I
    A. The Clean Air Act
    The Clean Air Act “protect[s] and enhance[s] the quality
    of the Nation’s air resources so as to promote the public
    health and welfare and the productive capacity of its
    population.” 
    42 U.S.C. § 7401
    (b)(1).1 Toward that end, the
    Act directs the Environmental Protection Agency (EPA)
    Administrator to prescribe emissions standards for new
    automobiles. See § 7521(a)(1); Massachusetts v. EPA,
    
    549 U.S. 497
    , 506 (2007). Each model year of a
    manufacturer’s vehicles must carry a “certificate of
    1
    All statutory citations are to the Clean Air Act, 
    42 U.S.C. § 7401
     et
    seq., unless otherwise stated.
    6             IN RE VOLKSWAGEN LITIGATION
    conformity” (COC) establishing those vehicles’ compliance
    with the relevant emissions standards. § 7522(a)(1);
    
    40 C.F.R. § 86.1848-01
    . The Act prohibits the installation in
    a new automobile of any device that bypasses or defeats the
    operation of emission control systems. § 7522(a)(3).
    As to enforcement, the Act also grants “any person” the
    right to bring a civil action challenging the violation of
    “(A) an emission standard or limitation under this chapter or
    (B) an order issued by the [EPA] Administrator or a State
    with respect to such a standard or limitation.” § 7604(a)(1).
    Such a suit may not be brought, however, “if the
    Administrator or State has commenced and is diligently
    prosecuting a civil action . . . to require compliance with the
    standard, limitation, or order.” § 7604(b)(1)(B). But “in any
    such action . . . any person may intervene as a matter of
    right.” Id.
    B. State implementation plans (SIPs)
    The Clean Air Act “ma[kes] the States and the Federal
    Government partners in the struggle against air pollution.”
    Gen. Motors Corp. v. United States, 
    496 U.S. 530
    , 532
    (1990). Pursuant to that cooperative scheme, the EPA sets
    national ambient air quality standards, and the states develop
    state implementation plans (SIPs), subject to the approval of
    the EPA, to implement those standards. See 
    id.
     at 532–33;
    see also § 7410(a).
    The SIPs work toward attainment of national air quality
    standards primarily by regulating “stationary sources” like
    power plants and factories. See Engine Mfrs. Ass’n v. EPA,
    
    88 F.3d 1075
    , 1078–79 (D.C. Cir. 1996); Jensen Family
    Farms, Inc. v. Monterey Bay Unified Air Pollution Control
    IN RE VOLKSWAGEN LITIGATION                           7
    Dist., 
    644 F.3d 934
    , 938 (9th Cir. 2011). Regulation of
    “mobile sources” is the province of the federal government.
    In fact, the Act prohibits the states from setting emissions
    standards for new automobiles; only the EPA may do that.2
    See Engine Mfrs. Ass’n, 
    88 F.3d at 1079
    ; § 7543(a). With
    that exception, the Act “preserves the right of states
    ‘otherwise to control, regulate, or restrict the use, operation,
    or movement of registered or licensed motor vehicles.’”
    Engine Mfrs. Ass’n, 
    88 F.3d at 1093
     (quoting § 7543(d)).
    II
    A. Discovery of “defeat devices” & ensuing litigation
    In May 2014, researchers at West Virginia University
    published a study showing that two of Volkswagen’s 2.0-liter
    “light diesel” models emitted significantly higher quantities
    of pollutants during normal road operation than during
    emissions testing.3 Following publication of the study,
    Volkswagen represented to the EPA and to the California Air
    Resources Board (CARB) that the identified discrepancies
    were caused by “technical issues and unexpected in-use
    [driving] conditions.” Testing by the EPA and CARB
    demonstrated that Volkswagen’s explanations did not account
    2
    Except for California, or states that adopt emissions standards
    identical to California’s. See § 7543(b)(1); Engine Mfrs. Ass’n, 
    88 F.3d at
    1079–80.
    3
    The study referred to the models as “Vehicle A” and “Vehicle B.”
    The EPA and CARB identified them as the 2012 Jetta and 2013
    Passat. W. Va. Univ. Ctr. for Alt. Fuels, Engines & Emissions, In-Use
    Emissions Testing of Light-Duty Vehicles in the U.S. 9 (2014),
    https://www.theicct.org/sites/default/files/publications/WVU_LDDV_in-
    use_ICCT_Report_Final_may2014.pdf.
    8             IN RE VOLKSWAGEN LITIGATION
    for the disparate emissions levels. Unsatisfied, the two
    agencies threatened to withhold certificates of conformity for
    Volkswagen’s 2016 model year light diesel cars, without
    which the company could not sell the cars in the United
    States.
    Under that pressure Volkswagen confessed: its 2.0-liter
    light diesel models released between 2009 and 2015
    contained a “defeat device.” The device was designed so that
    when it sensed—and only when it sensed—the precise
    driving conditions of an emissions compliance test, software
    in the car altered engine performance so the vehicle emitted
    permissible levels of nitrogen oxide (NOx). Nitrogen oxide
    reacts with other compounds in the atmosphere to form ozone
    and smog. When the cars equipped with a defeat device
    operated under normal “in-use” road conditions, they emitted
    between 10 and 40 times the EPA-compliant level of NOx.
    On September 18, 2015, the EPA sent a “Notice of
    Violation” (NOV) to Volkswagen stating that VW’s
    installation of the defeat device on certain 2.0-liter VW diesel
    automobiles (the “affected vehicles”) violated the Clean Air
    Act. Soon after, the EPA issued a press release, which
    contained the following message for vehicle owners:
    Car owners should know that although these
    vehicles have emissions exceeding standards,
    these violations do not present a safety hazard
    and the cars remain legal to drive and resell.
    Owners of cars of these models and years do
    not need to take any action at this time.
    (emphasis added).
    IN RE VOLKSWAGEN LITIGATION                    9
    The VW defeat device scheme became front page news
    across the country. By December 2015, hundreds of private
    lawsuits against Volkswagen, most of them class actions,
    were filed in or removed to federal court. See In re
    Volkswagen “Clean Diesel” Mktg., Sales Practices, and
    Prods. Liab. Litig., 
    148 F. Supp. 3d 1367
    , 1368 (J.P.M.L.
    2015). The Judicial Panel on Multidistrict Litigation (JPML)
    transferred all pending defeat device-related cases to Judge
    Charles Breyer in the Northern District of California (district
    court or MDL court) for “coordinated or consolidated pretrial
    proceedings.” 
    Id. at 1370
    .
    The government soon joined in. On January 4, 2016, the
    United States filed a civil enforcement action against VW,
    under Section 203 of the Clean Air Act, 
    42 U.S.C. § 7522
    , in
    the Eastern District of Michigan. The complaint alleged four
    violations of the Clean Air Act:
    1. Certificates of conformity (COCs). VW imported
    and sold cars not covered by a certificate of
    conformity, because the vehicles equipped with defeat
    devices did not “conform in all material respects” to
    the specifications described in the applications for
    those vehicles’ certificates of conformity, in violation
    of Section 203(a)(1) of the Act, 
    42 U.S.C. § 7522
    (a)(1). Complaint at 8–9, 20–21, United States
    v. Volkswagen AG, No. 1:16-cv-10006 (E.D. Mich.
    Jan. 4, 2016) [hereinafter Gov’t Compl.].
    2. Defeat devices. VW manufactured and sold vehicles
    equipped with a “defeat device,” in violation of
    Section 203(a)(3)(B) of the Act, 
    42 U.S.C. § 7522
    (a)(3)(B). Gov’t Compl. at 9–10, 21–22; see
    10             IN RE VOLKSWAGEN LITIGATION
    also 
    40 C.F.R. § 86.1803-01
     (defining “defeat
    device”).
    3. Tampering. VW’s defeat device was an “auxiliary
    emission control device” (AECD) that “ha[d] the
    effect of removing or rendering inoperative devices or
    elements of design” of its vehicles, in violation of
    Section 203(a)(3)(A) of the Act, 
    42 U.S.C. § 7522
    (a)(3)(A). Gov’t Compl. at 9–11, 23–24.
    4. Reporting. VW violated its reporting obligations
    under the Act by not disclosing the AECD/defeat
    device in its applications for COCs, in violation of
    Section 203(a)(2) of the Act, 
    42 U.S.C. § 7522
    (a)(2).
    Gov’t Compl. at 11–12, 24–25.
    The complaint covered both 2.0-liter and 3.0-liter diesel
    vehicles. The government sought (1) injunctive relief
    prohibiting VW from continuing to engage in the conduct
    alleged; (2) an order mandating appropriate steps by VW,
    including mitigation of NOx emissions, to remedy the
    violations of the Act; and (3) civil penalties for each violation
    of the Act. The JPML transferred the enforcement action to
    the MDL court on January 15, 2016.
    B. The settlement process
    Shortly after the government filed suit, the district court
    appointed Robert S. Mueller III as Settlement Master to “to
    facilitate settlement discussions among all parties to this
    multi-district litigation as soon as is feasible.” The court
    selected lead counsel and a 22-member Plaintiffs’ Steering
    Committee (PSC) to manage consolidated pre-trial litigation
    for the class. A “government coordinating counsel” was
    IN RE VOLKSWAGEN LITIGATION                           11
    appointed to represent the government’s interests during pre-
    trial proceedings and settlement talks.4
    The parties to the various cases reached an agreement in
    principle concerning the 2.0-liter vehicles. On June 28, 2016,
    the United States filed a proposed consent decree for this civil
    enforcement action, and the PSC filed a settlement agreement
    for preliminary approval in the class action. The consent
    decree established a program by which VW would buy back,
    permit the termination of leases of, or perform modifications
    on the emissions systems of all affected vehicles.5 VW would
    also pay $2.7 billion into a “mitigation trust” to offset the
    increased NOx emissions caused by the affected vehicles, and
    pay another $2 billion to support public awareness of zero-
    emissions vehicles. For the buyback-lease termination-
    modification program, the consent decree set a participation
    target of 85% of the affected vehicles; for each percentage
    point below 85%, VW had to pay additional funds into the
    mitigation trust. The terms of the class action settlement
    largely overlapped with the terms of the consent decree
    between VW and the government and also with a separate
    consent order filed by the Federal Trade Commission.
    Pursuant to 
    28 C.F.R. § 50.7
    (b), notice of the partial consent
    decree appeared in the Federal Register on July 6, 2016, and
    4
    In addition to the United States, the Federal Trade Commission
    (FTC), represented by separate counsel, brought claims against VW for
    violations of the FTC Act, 
    15 U.S.C. §§ 45
    , 53, and California sued VW
    for violations of state and federal law. The FTC and California actions
    were consolidated into the MDL proceeding. Throughout the opinion,
    “the government” refers to the United States unless otherwise noted.
    5
    The consent decree, class action settlement, and FTC consent order
    covered 2.0-liter diesel vehicles. A separate settlement was reached with
    respect to 3.0-liter diesel vehicles.
    12              IN RE VOLKSWAGEN LITIGATION
    a 30-day public comment period ensued. See Notice of
    Lodging of Proposed Partial Consent Decree Under the Clean
    Air Act, 
    81 Fed. Reg. 44,051
     (July 6, 2016).
    C. Fleshman’s attempt to intervene
    While settlement talks were well underway in the cases
    proceeding in California, Fleshman filed suit against VW in
    the Circuit Court of Campbell County, Virginia.6 At the time
    Fleshman filed suit, he owned a 2012 model year light diesel
    Jetta.
    Later, when the settlement talks were close to fruition,
    Fleshman moved to intervene in the class action, “to object to
    the proposed Consumer Class Action Settlement Agreement
    and Release.” The district court refused to allow the
    intervention.
    Undeterred, Fleshman moved a week later to intervene in
    the government’s enforcement action. He argued that the
    consent decree “violate[d] Federal and Virginia law” because
    it did not require rescission of sale for all affected vehicles;
    instead, it permitted vehicle owners and lessees to keep their
    unmodified vehicles if they wished. Fleshman also alleged
    that Virginia’s SIP prohibited the owners of affected vehicles
    from driving them, so the buyback should have been
    mandatory.
    The specific SIP provision Fleshman relied upon reads in
    full: “No motor vehicle or engine shall be operated with the
    6
    See Fleshman v. Volkswagen Grp. of Am., Inc., No. 6:16-cv-00021-
    GEC (W.D. Va. May 2, 2016), ECF No. 1-1. The case was removed to
    federal court and then remanded back to state court. See 
    id.,
     ECF No. 17.
    IN RE VOLKSWAGEN LITIGATION                            13
    motor vehicle pollution control system or device removed or
    otherwise rendered inoperable.” 
    9 Va. Admin. Code § 5-40
    -
    5670(A)(3). Under Fleshman’s reading, this SIP provision
    prohibited vehicle owners from driving unmodified affected
    vehicles. Fleshman maintained in his intervention motion
    that the EPA’s statement of September 18, 2015, advising
    that “the [affected] cars remain[ed] legal to drive and resell”
    was inconsistent with the Virginia SIP. Fleshman sought
    intervention to “protect his interest as a Virginian[] in
    enforcing the laws of Virginia . . . incorporated into the Clean
    Air Act by way of Virginia’s [SIP].”7 He argued that the
    Clean Air Act’s citizen-suit provision provided him with a
    statutory right to intervene, presumably pursuant to Federal
    Rule of Civil Procedure 24(a)(1).8 Fleshman further
    contended that he had a protectable interest in the
    enforcement of Virginia’s SIP not adequately protected by the
    parties to the litigation, presumably invoking Rule 24(a)(2).
    The government observed in its opposition papers that
    Fleshman had not appended a complaint to his motion to
    intervene. In response, Fleshman attached one to his reply
    brief, and shortly thereafter he filed a First Amended
    7
    See Cal. Dump Truck Owners Ass’n v. Nichols, 
    784 F.3d 500
    , 503
    (9th Cir. 2015) (“Once approved by the EPA, a SIP becomes federal law
    and must be carried out by the state.”). Fleshman alleged that the consent
    decree also violated the SIPs of more than a dozen other states and the
    District of Columbia.
    8
    Rule 24(a) provides: “On timely motion, the court must permit
    anyone to intervene who: (1) is given an unconditional right to intervene
    by a federal statute; or (2) claims an interest relating to the property or
    transaction that is the subject of the action, and is so situated that
    disposing of the action may as a practical matter impair or impede the
    movant’s ability to protect its interest, unless existing parties adequately
    represent that interest.” Fed. R. Civ. P. 24(a).
    14                  IN RE VOLKSWAGEN LITIGATION
    Proposed Complaint-in-Intervention.9         The complaint
    consisted largely of allegations that the EPA was not
    adequately prosecuting the action against VW.10 In his prayer
    for relief, Fleshman sought various declarations and orders
    against the EPA (e.g., “[f]ind and order that the EPA cannot
    propose and support a monetary penalty which is an incentive
    to violate the Clean Air Act”); none of the requested relief
    was directed at Volkswagen.11
    The district court denied Fleshman’s motion to intervene
    in this civil enforcement action. The court held that the Clean
    Air Act’s citizen-suit provision permits intervention of right
    only when the intervenor seeks to enforce the same “standard,
    limitation, or order” as the government does in its action.
    Because Fleshman sought to enforce Virginia’s SIP—not the
    same “standard, limitation, or order” as the Clean Air Act
    provisions underlying the government’s complaint—the Act
    did not permit him to intervene as a matter of right.
    9
    For simplicity, we refer to Fleshman’s First Amended Proposed
    Complaint-in-Intervention as “the complaint” or “Fleshman Compl.”
    except when necessary to distinguish it from the first proposed complaint-
    in-intervention.
    10
    The two main sections of the complaint are titled “The
    Administrator and the EPA Have Not Diligently Prosecuted the Clean Air
    Act” and “The Specific Failures of the Administrator to Enforce the Clean
    Air Act.”
    11
    Fleshman did not bring his suit as a class action.
    IN RE VOLKSWAGEN LITIGATION                          15
    Shortly thereafter, the district court entered the proposed
    consent decree in the government enforcement action.12
    Fleshman appeals the denial of his motion to intervene.
    III
    Under Rule 24, a stranger to a lawsuit may intervene “of
    right” where (1) a federal statute gives the would-be
    intervenor an “unconditional right” to intervene in the suit, or
    (2) letting the lawsuit proceed without that person could
    imperil some cognizable interest of his. Fed. R. Civ. P. 24(a).
    “Rule 24(a) is construed broadly, in favor of the applicants
    for intervention.” Scotts Valley Band of Pomo Indians v.
    United States, 
    921 F.2d 924
    , 926 (9th Cir. 1990). Fleshman
    argues that both subsections of Rule 24(a) entitle him to
    intervene. We address each subsection in turn.
    A. Intervention under Rule 24(a)(1)
    Fleshman first argues that he may intervene in the
    government’s action by grace of the Clean Air Act’s citizen-
    suit provision, § 7604. The issue is whether that provision
    grants him an “unconditional right” to intervene. Fed. R. Civ.
    P. 24(a)(1). It does not.
    i. Scope of intervention under the Clean Air Act
    The Clean Air Act entitles any person to sue for a
    violation of “an emission standard or limitation under this
    chapter” or “an order issued by the Administrator or a State
    12
    The district court approved the class action settlement on the same
    day. The district court’s denial of Fleshman’s objections to the class
    action settlement are the subject of a separate appeal.
    16            IN RE VOLKSWAGEN LITIGATION
    with respect to such a standard or limitation.” § 7604(a)(1).
    A citizen’s right to sue under the Act has limitations,
    however:
    No action may be commenced—
    (1) under subsection (a)(1) of this section—
    (A) prior to 60 days after the plaintiff has
    given notice of the violation (i) to the
    Administrator, (ii) to the State in which
    the violation occurs, and (iii) to any
    alleged violator of the standard, limitation,
    or order, or
    (B) if the Administrator or State has
    commenced and is diligently prosecuting
    a civil action in a court of the United
    States or a State to require compliance
    with the standard, limitation, or order, but
    in any such action in a court of the United
    States any person may intervene as a
    matter of right.
    § 7604(b)(1). This tripartite structure for citizen suits—a
    right of action, qualified by a notice requirement and a
    “diligent prosecution” bar, which in turn is leavened by a
    right to intervene—is replicated in a host of other federal
    IN RE VOLKSWAGEN LITIGATION                           17
    environmental statutes.13 See United States v. Hooker Chems.
    & Plastics Corp., 
    749 F.2d 968
    , 977–78 (2d Cir. 1984).
    Our threshold question in deciding whether Fleshman had
    a right to intervene in this action is whether a citizen who is
    not barred from bringing his own citizen suit by a diligently
    prosecuted government enforcement action may nonetheless
    intervene in that government action. After examining the
    parameters of § 7604(b)(1)(B)’s diligent prosecution bar, we
    hold that it circumscribes a citizen’s right to intervene in an
    enforcement action under that same provision. That is, a
    citizen who retains the right to file suit on his own, despite a
    government enforcement action, has no statutory right to
    intervene in that action.14
    Section 7604(b)’s two subparts work together to delimit
    citizen suits against alleged violators of the Act. First, before
    filing suit, a plaintiff must give sixty days’ notice to the EPA,
    the relevant State, and the alleged violator. § 7604(b)(1)(A).
    Second, no citizen suit may be commenced if the EPA or a
    13
    See Clean Water Act, 
    33 U.S.C. § 1365
    (a)–(b); Resource
    Conservation and Recovery Act, 
    42 U.S.C. § 6972
    (a)–(b); Safe Drinking
    Water Act, 42 U.S.C. § 300j-8(a)–(b); Surface Mining Control and
    Reclamation Act, 
    30 U.S.C. § 1270
    (a)–(b); cf. Endangered Species Act,
    
    16 U.S.C. § 1540
    (g)(2)(A)(iii) (stating a diligent prosecution bar, but
    without a corresponding right to intervene).
    14
    This circuit has not yet considered the contours of the Act’s
    intervention provision. United States v. Stone Container Corp., 
    196 F.3d 1066
    , 1069 (9th Cir. 1999), held that § 7604(d) of the Act did not entitle
    the citizen plaintiffs, who had intervened in a government enforcement
    action under § 7604(b)(1)(B), to attorneys’ fees, because such an action
    was not “brought pursuant to subsection (a) [the citizen-suit provision] of
    this section.” § 7604(d). We did not discuss, however, the scope of the
    right to intervene under § 7604(b)(1)(B).
    18              IN RE VOLKSWAGEN LITIGATION
    state is already diligently litigating an action “to require
    compliance with the standard, limitation, or order.”
    § 7604(b)(1)(B). “The time between notice and filing of the
    action should give the administrative enforcement office an
    opportunity to act on the alleged violation.” S. Rep. No. 91-
    1196, at 37 (1970) (report of the Senate Committee on Public
    Works). “If the Administrator or the State commences
    enforcement action within that 60-day period, the citizen suit
    is barred, presumably because governmental action has
    rendered it unnecessary.” Gwaltney of Smithfield, Ltd. v.
    Chesapeake Bay Found., Inc., 
    484 U.S. 49
    , 59 (1987)
    (discussing the citizen-suit and intervention provisions of the
    Clean Water Act). Taken as a whole, the statutory
    architecture indicates that “the citizen suit is meant to
    supplement rather than to supplant governmental action.” 
    Id. at 60
    .
    But not every citizen suit is verboten once the government
    files suit. The diligent prosecution bar prevents a citizen
    from suing under § 7604(a)(1) if the government is
    prosecuting an action “to require compliance with the
    standard, limitation, or order.” § 7604(b)(1)(B) (emphasis
    added). “[T]he standard, limitation, or order” in (b)(1)(B)
    refers back to the “emission standard or limitation” or “order
    issued . . . with respect to such a standard or limitation”
    described in the citizen-suit provision, § 7604(a)(1), the
    violation of which any person may sue to enjoin, “[e]xcept as
    provided in subsection (b).” Id. The explicit textual cross-
    references between subsections (a) and (b), and the use of the
    definite article (“the standard, limitation, or order”),15 signify
    15
    “[T]he definite article ‘the’ particularizes the subject spoken of,
    suggesting that Congress meant to refer to a single object . . . .”
    Hernandez v. Williams, Zinman & Parham PC, 
    829 F.3d 1068
    , 1074 (9th
    IN RE VOLKSWAGEN LITIGATION                          19
    with precision that the diligent prosecution bar forecloses
    only citizen suits that seek to enforce the same “standard,
    limitation, or order” as the government enforcement action.
    See Hooker Chems., 
    749 F.2d at 978
    .16 A person suing to
    enforce a different “standard, limitation, or order” with regard
    to certain emissions from that invoked by the government in
    its enforcement action is not barred from doing so by
    § 7604(b).
    The diligent prosecution bar in turn defines the right of
    intervention granted by § 7604(b)(1)(B). No citizen suit for
    a violation of a “standard, limitation, or order” may be
    commenced in the face of an enforcement action “to require
    compliance with the [same] standard, limitation, or order, but
    in any such action . . . any person may intervene as a matter
    of right.” Id. (emphasis added). Once again, the text and
    context are plain: a person may “intervene as a matter of
    right” in an enforcement action—“such action”—only if that
    action has barred the person from bringing his own citizen
    suit under § 7604(a)(1). The word “such” restricts the actions
    in which a person may intervene to those mentioned in the
    preceding clause—that is, diligently prosecuted enforcement
    actions that bar a citizen suit under subsection (a)(1). The
    connective “but” sets the grant of intervention in opposition
    Cir. 2016) (internal quotation marks omitted) (quoting The, Black’s Law
    Dictionary (4th ed. 1968)).
    16
    In the past, we have described the bar in broad terms as “expressly
    preclud[ing] commencement of suits . . . when the United States has
    already commenced and is diligently prosecuting an action asserting the
    same claims.” Stone Container Corp., 
    196 F.3d at 1068
     (emphasis
    added). Because the statute speaks of a “standard, limitation, or order”
    rather than a “claim,” we avoid importing the latter term into our more
    specific analysis.
    20            IN RE VOLKSWAGEN LITIGATION
    to the diligent prosecution bar: you can’t bring your own suit,
    but you’re allowed to intervene in this one. Lastly, “[t]he
    right to intervene is conferred in the same sentence that limits
    the rights of citizens who would otherwise bring private
    enforcement actions, which suggests that Congress intended
    to confer that right only on those particular citizens.” United
    States v. Metro. St. Louis Sewer Dist., 
    569 F.3d 829
    , 837–38
    (8th Cir. 2009) (construing the scope of the Clean Water
    Act’s analogous right of intervention).
    The phrase “any person” in the intervention clause might
    appear to broaden the grant of intervention beyond simply
    those “citizens who would otherwise bring private
    enforcement actions,” but are precluded from doing so by the
    government’s action. 
    Id.
     “[U]se of the word ‘any’ will
    sometimes indicate that Congress intended particular
    statutory text to sweep broadly.” Nat’l Ass’n of Mfrs. v.
    Dep’t of Def., 
    138 S. Ct. 617
    , 629 (2018). But whether “any”
    has that import in a particular statute “necessarily depends on
    the statutory context.” 
    Id.
     Here, that context—and the other
    words of the provision—cabin “any person” to those whose
    suits were barred by the diligent prosecution bar.
    Stone Container Corp. demonstrates how § 7604’s pieces
    fit together. 
    196 F.3d at 1067
    . In that case, the United States
    filed suit against the defendant for violations of the Clean Air
    Act, after receiving notice under § 7604(b)(1)(A) of the
    private plaintiff’s intent to sue. Id. The private plaintiff then
    filed its own 21-count suit against the defendant. Three of the
    21 counts “mirrored” counts in the government’s complaint.
    Those “duplicative” counts were dismissed by the plaintiff
    “subject to intervention in the United States enforcement
    action.” Id. The plaintiff then negotiated a separate consent
    IN RE VOLKSWAGEN LITIGATION                           21
    decree for the remaining, non-duplicative—and non-
    barred—claims in its complaint. See id. at 1067–68.
    Every circuit to consider the Clean Air Act’s right of
    intervention—or the identically worded provisions in other
    environmental statutes, see supra note 13—has reached the
    same result we do. For example, the Second Circuit held, as
    do we, that “[i]ntervention is limited to government initiated
    actions that could have been brought by the individual but for
    the government action.” Hooker Chems., 
    749 F.2d at 978
    .17
    Similarly, the Third Circuit recognized that “[s]ection
    7604(b) . . . does not establish a right to intervene
    independent from the other provisions in § 7604.” Del.
    Valley Citizens’ Council for Clean Air v. Pennsylvania,
    
    674 F.2d 970
    , 972–73 (3d Cir. 1982).
    In short, a party may intervene as a matter of right in a
    Clean Air Act enforcement action only if he is barred under
    the Act by that enforcement action from maintaining his own
    suit to remedy a violation of the “standard, limitation, or
    order” at issue.
    17
    See also Metro. St. Louis Sewer Dist., 
    569 F.3d at 838
     (holding that
    under the Clean Water Act, “only a citizen whose suit has been displaced
    by the government action is entitled to intervene”); United States v. City
    of New York, 
    198 F.3d 360
    , 364 (2d Cir. 1999) (holding that the Safe
    Drinking Water Act “authorizes intervention as of right by private parties
    in suits that could have been brought by the parties but for the fact that
    they are being pursued by the United States or a state”).
    22               IN RE VOLKSWAGEN LITIGATION
    ii. The government was not suing to enforce a
    “standard, limitation, or order” within the
    meaning of the Act
    Our next question, then, is whether Fleshman aimed to
    enjoin violations of one of the “standard[s], limitation[s], or
    order[s]” underlying the government’s enforcement action
    against Volkswagen. If so, the diligent prosecution bar
    precluded his action and he was entitled to intervene “as a
    matter of right” in the enforcement action under
    § 7604(b)(1)(B) and Rule 24(a)(1). If not, then he had no
    statutory right to intervene in the government’s case.
    The government brought suit to enjoin four distinct
    violations of Section 203 of the Clean Air Act, 
    42 U.S.C. § 7522
    . It alleged that VW violated the Act by selling
    vehicles not covered by certificates of conformity, equipping
    those vehicles with unlawful “defeat devices” and auxiliary
    emission control devices, and failing to report those devices
    in its COC applications.18 See supra pages 9–10. For relief,
    18
    Section 7522(a) provides: “The following acts and the causing
    thereof are prohibited—
    (1) in the case of a manufacturer of new motor vehicles
    or new motor vehicle engines for distribution in
    commerce, the sale, or the offering for sale, or the
    introduction, or delivery for introduction, into
    commerce, or (in the case of any person, except as
    provided by regulation of the Administrator), the
    importation into the United States, of any new motor
    vehicle or new motor vehicle engine, manufactured
    after the effective date of regulations under this part
    which are applicable to such vehicle or engine unless
    such vehicle or engine is covered by a certificate of
    conformity . . . .
    IN RE VOLKSWAGEN LITIGATION                          23
    the government sought an injunction, mitigation of excess
    NOx emissions, and civil penalties.
    The prohibitions contained in § 7522 do not appear to be
    “emission standard[s] or limitation[s]” or “orders issued . . .
    with respect to” such standards or limitations within the
    meaning of § 7604(a)(1). Section 7604(f) explains that the
    term “emission standard or limitation,” for purposes of
    the citizen-suit provision, covers several broad categories
    of regulatory requirements, including—somewhat
    unhelpfully—“emission standard[s]” and “emission
    (2)(A) for any person to fail or refuse to permit access
    to or copying of records or to fail to make reports or
    provide information required under section 7542 of this
    title; . . .
    (3)(A) for any person to remove or render inoperative
    any device or element of design installed on or in a
    motor vehicle or motor vehicle engine in compliance
    with regulations under this subchapter prior to its sale
    and delivery to the ultimate purchaser, or for any person
    knowingly to remove or render inoperative any such
    device or element of design after such sale and delivery
    to the ultimate purchaser; or
    (B) for any person to manufacture or sell, or offer to
    sell, or install, any part or component intended for use
    with, or as part of, any motor vehicle or motor vehicle
    engine, where a principal effect of the part or
    component is to bypass, defeat, or render inoperative
    any device or element of design installed on or in a
    motor vehicle or motor vehicle engine in compliance
    with regulations under this subchapter . . . .”
    24              IN RE VOLKSWAGEN LITIGATION
    limitation[s].”19 Section 7602, which defines terms used
    throughout the Clean Air Act, more concretely defines
    “emission limitation” and “emission standard” to mean “a
    requirement established by the State or the Administrator
    which limits the quantity, rate, or concentration of emissions
    of air pollutants on a continuous basis, including any
    requirement relating to the operation or maintenance of a
    source to assure continuous emission reduction, and any
    design, equipment, work practice or operational standard
    promulgated under this chapter.” § 7602(k). Neither the
    § 7602(k) definition nor the § 7604(f) list of categories of
    “emission standard[s]” and “emission limitation[s]”
    encompasses the generic statutory prohibitions in § 7522.
    For an example of an “emission standard,” consider
    
    40 C.F.R. § 86.1811-04
    . That regulation establishes
    permissible emission levels of nitrogen oxide (NOx) for
    “light-duty vehicles” like the vehicles at issue in this case.
    See 
    id.
     § 81.1811-04(c) (“Exhaust emissions from Tier 2
    vehicles must not exceed the standards in Table S04–1 of this
    section at full useful life . . . .”). Unlike the statutory
    prohibitions in § 7522, which were enacted by Congress, the
    regulation is “a requirement established by . . . the
    Administrator which limits the quantity, rate, or concentration
    of emissions of air pollutants on a continuous basis.”
    § 7602(k).
    19
    Examples of an “emission standard or limitation” include “a
    schedule or timetable of compliance, emission limitation, standard of
    performance or emission standard,” “a control or prohibition respecting
    a motor vehicle fuel or fuel additive,” requirements or conditions of
    permits relating to other non-motor-vehicle related portions of the Clean
    Air Act, and—relevant later—regulatory requirements promulgated
    “under any applicable State implementation plan approved by the [EPA].”
    § 7604(f).
    IN RE VOLKSWAGEN LITIGATION                          25
    The United States did not sue VW for violations of
    
    40 C.F.R. § 86.1811-04
    —that is, of an “emission standard or
    limitation” as encompassed by § 7604(a)(1)—nor for
    violations of any other standard or limitation promulgated
    under § 7521.20 Instead, the United States sued VW for
    violations of statutory provisions that are not, and do not
    incorporate, “standard[s], limitation[s], or order[s]” within the
    meaning of § 7604(a)(1). The diligent prosecution bar
    applies only when the government is enforcing a “standard or
    limitation under this chapter” or an “order . . . with respect to
    such a standard or limitation.” § 7604(a)(1). Fleshman’s
    claims were thus not precluded by that bar, and he was free
    to bring his own citizen suit alleging them. And because a
    citizen has a statutory right to intervene in a government
    enforcement action under the Clean Air Act only if precluded
    by the diligent prosecution bar from bringing his own suit,
    Fleshman had no right to intervene here.
    iii. Fleshman sought to enforce the Virginia SIP, not
    the requirements of § 7522
    There is an alternative reason Fleshman had no statutory
    right to intervene in this action. Even if § 7522’s statutory
    prohibitions were “standard[s], limitation[s], or order[s]” that
    would foreclose, through § 7604(b)(1)(B), a citizen suit, this
    government enforcement action would not bar Fleshman from
    litigating the claims in his proposed suit. Properly viewed,
    20
    Section 7521 directs the EPA administrator to prescribe by
    regulation “standards applicable to the emission of any air pollutant from
    any class or classes of new motor vehicles or new motor vehicle engines,
    which in his judgment cause, or contribute to, air pollution which may
    reasonably be anticipated to endanger public health or welfare.”
    26            IN RE VOLKSWAGEN LITIGATION
    Fleshman’s claims are not predicated on any § 7522
    violations.
    Fleshman’s first proposed complaint-in-intervention
    focused entirely on the EPA’s inadequate enforcement of
    state SIPs. He sought declaratory relief to remedy the
    inadequacy and unlawfulness of the consent decree flowing
    from its inattention to state SIPs. In particular, Fleshman’s
    first complaint—which does not refer to § 7522 at
    all—alleged a violation of a provision of Virginia’s SIP that
    prohibits the operation of cars whose “pollution control
    system[s] or device[s]” had been “removed or otherwise
    rendered inoperable.” 
    9 Va. Admin. Code § 5-40
    -
    5670(A)(3).
    The government’s enforcement action did not allege that
    VW had not complied with Virginia’s (or any state’s) SIP, or
    seek relief connected with SIP compliance. That, indeed, was
    Fleshman’s central gripe in his original intervention
    complaint. Because Fleshman’s original complaint alleged
    violations entirely distinct from those the government
    identified, Fleshman could have proceeded with his own
    citizen suit. § 7604(b)(1)(B); see also § 7604(f)(4) (private
    plaintiffs may sue to enforce a “standard, limitation, or
    scheduled established under . . . any applicable State
    implementation plan approved by the [EPA]”). He therefore
    had no statutory right to intervene in the government’s action
    based on his original complaint-in-intervention.
    In his amended proposed complaint-in-intervention,
    Fleshman emphasized somewhat different purported
    violations—namely, the EPA’s failure to demand that all of
    Volkswagen’s non-conforming cars be removed from the
    road, all sales be rescinded, and all purchase prices be
    IN RE VOLKSWAGEN LITIGATION                           27
    refunded, relief that he argues was mandated by the Clean Air
    Act. Fleshman Compl. at 11. Like the earlier complaint,
    however, the second one did not identify any of the
    subsections of § 7522 as the source of the violations alleged
    or the relief sought.21 In fact, Fleshman’s proposed amended
    complaint-in-intervention does not actually set forth any
    claims or causes of action; it contains many paragraphs of
    allegations followed by a request for relief.22 If anything,
    Fleshman’s refrain that the EPA failed to enforce the
    “mandatory, non-discretionary” requirements of the Clean
    Air Act, Fleshman Compl. at 2–8, indicates that his claims
    are, in reality, claims against the EPA under a different
    provision of the Act from § 7522. See § 7604(a)(2) (“[A]ny
    person may commence a civil action on his own behalf . . .
    against the Administrator [of the EPA] where there is alleged
    a failure of the Administrator to perform any act or duty
    under this chapter which is not discretionary . . . .” (emphasis
    added)).
    21
    Fleshman’s complaint does allude to violations of § 7522. See
    Fleshman Compl. at 2 ¶¶ 4–6, 6 ¶ 15A, 8 ¶ 15C–D, 11. But the references
    to § 7522 are intermingled with allegations that VW’s conduct, and the
    consent decree itself, also violated §§ 7410, 7413, 7522(a)(4)(D), 7523,
    and 7541—provisions of the Act that did not underpin the government’s
    enforcement action against VW. What is clear is that Fleshman’s
    complaint is not founded upon violations of § 7522, notwithstanding that
    he mentions the section at various points in his complaint.
    22
    Fleshman’s blanket attempt to incorporate by reference all of the
    allegations in the government’s complaint does not transform his suit into
    one alleging violations of the same “standard, limitation, or order” as the
    government. See Fleshman Compl. at 1 ¶1. The complaint incorporates
    the government’s allegations, not its claims or causes of action. Mirroring
    the allegations in the government’s complaint does not change the basic
    thrust of Fleshman’s complaint.
    28               IN RE VOLKSWAGEN LITIGATION
    In sum, the government’s enforcement action did not bar
    Fleshman’s suit under the diligent prosecution bar,
    § 7604(b)(1)(B). The statutory provisions the United States
    sued to enforce—§ 7522—are not “standard[s], limitation[s],
    or order[s]” that would preclude a citizen suit under
    § 7604(a)(1). Even if they were, Fleshman’s proposed
    complaints-in-intervention demonstrate that he was not
    seeking to enforce the provisions of § 7522 invoked by the
    government. For both reasons, Fleshman could have filed his
    own suit against Volkswagen or the EPA to enforce
    Virginia’s SIP. Ergo, he was not entitled to intervene in the
    government’s action. See § 7604(b)(1)(B). And because the
    Clean Air Act did not grant Fleshman an “unconditional right
    to intervene,” he was not entitled to do so under Rule
    24(a)(1).
    B. Intervention under Rule 24(a)(2)
    Fleshman argues—albeit indistinctly—that he is entitled
    to intervene of right under Rule 24(a)(2) to protect his interest
    in the proper enforcement of the Clean Air Act and Virginia’s
    SIP. Fleshman, however, lacks standing for the relief in his
    complaint-in-intervention that goes beyond what the United
    States sought in its suit, and so may not intervene of right.
    See Town of Chester v. Laroe Estates, Inc., 
    137 S. Ct. 1645
    ,
    1651 (2017).23
    23
    Under Rule 24(a)(2), a court “must permit anyone to intervene who
    . . . claims an interest relating to the property or transaction that is the
    subject of the action, and is so situated that disposing of the action may as
    a practical matter impair or impede the movant’s ability to protect its
    interest, unless existing parties adequately represent that interest.” We
    assume, because no party has argued otherwise, that Fleshman could meet
    the “impairment” prong under 24(a)(2). But it is not at all clear that he
    could. Fleshman’s ability under § 7604(a)(1) to maintain a separate
    IN RE VOLKSWAGEN LITIGATION                           29
    “[A]n intervenor of right must have Article III standing in
    order to pursue relief that is different from that which is
    sought by a party with standing.” Id. The relief Fleshman
    seeks is completely different from that sought by the
    government in its action.
    The United States asked the court permanently to enjoin
    Volkswagen’s violations of § 7522, order Volkswagen to
    mitigate the excess NOx emissions from its vehicles, and
    assess civil penalties against Volkswagen for each violation
    of the Act. By contrast, Fleshman asked the court to:
    (1) declare that enforcement of § 7522
    requires the rescission of the sale of each of
    the hundreds of thousands of affected
    vehicles;
    (2) declare that the EPA had no authority to
    “annul or repeal” the SIPs of various states, or
    to “impair or impede” the enforcement of
    SIPs, by “promoting and endorsing” an
    allegedly deficient and unlawful consent
    decree;
    lawsuit against Volkswagen, or the EPA, to enforce the Clean Air Act
    would seem to defeat any argument that adjudication of the government’s
    enforcement action without his participation will impair his interests. See
    United States v. City of Los Angeles, 
    288 F.3d 391
    , 402 (9th Cir. 2002)
    (considering it “doubtful” that the proposed intervenors’ interests would
    be impaired where “[t]he litigation d[id] not prevent any individual from
    initiating suit” to enjoin the defendants’ unlawful conduct). In practice,
    the denial of intervention under § 7604(b)(1)(B) and Rule 24(a)(1) might
    effectively preclude would-be intervenors from arguing they are
    alternatively entitled to intervene under Rule 24(a)(2).
    30               IN RE VOLKSWAGEN LITIGATION
    (3) declare that §§ 7413 and 7541 require the
    EPA to notify other owners and lessees that it
    is illegal to operate their vehicles in the
    United States, and to notify the States of
    “widespread” violations of various provisions
    of the Clean Air Act and numerous SIPs;
    (4) and declare that the EPA could not
    “support a monetary penalty which is an
    incentive to violate the Clean Air Act.”24
    In short, Fleshman desires a series of declarations that the
    Clean Air Act requires the United States to seek a full-
    rescission remedy, and, conversely, prohibits it from pursuing
    anything short of that in a settlement with VW. For him, only
    the removal of all affected cars from the road will ensure that
    neither he nor the “many thousands of innocent owners and
    lessees,” Fleshman Compl. at 6 ¶ 14, will later face liability
    for driving their allegedly SIP- and Clean Air Act-
    noncompliant cars.
    But Fleshman lacks standing for such sweeping relief.
    “[T]he standing inquiry requires careful judicial examination
    of a complaint’s allegations to ascertain whether the
    particular plaintiff is entitled to an adjudication of the
    particular claims asserted.”       Or. Prescription Drug
    Monitoring Program v. DEA, 
    860 F.3d 1228
    , 1233 (9th Cir.
    2017) (citation omitted). For Fleshman to have standing for
    24
    Although Fleshman’s prayer for relief asks the court to “[f]ind and
    order” the relief listed above, which suggests affirmative injunctive relief,
    each item of specified relief seeks only a declaration that the Clean Air
    Act requires the EPA to do specific things, and prohibits it from doing
    others.
    IN RE VOLKSWAGEN LITIGATION                          31
    these claims for relief, he must show that the threatened harm
    to him—caused by the government’s failure to enforce the
    Clean Air Act appropriately—is “certainly impending” or that
    “there is a substantial risk that the harm will occur,” Susan B.
    Anthony List v. Driehaus, 
    134 S. Ct. 2334
    , 2341 (2014)
    (internal quotation marks and citations omitted), and that only
    rescission of the sale of every affected vehicle will remedy
    that harm.
    Assuming that Fleshman is correct that the letter of the
    Virginia SIP would prohibit him from driving an unmodified
    vehicle in the future, he has myriad ways to avoid potential
    liability under the SIP. He is aware of that risk,
    notwithstanding the theoretical ignorance of other owners or
    lessees. And he could participate in the class action
    settlement, by choosing to have Volkswagen either buy back
    his car or perform an approved emissions modification on it.25
    Moreover, Fleshman’s arguments that the EPA or any
    state would enforce a SIP against him for continuing to drive
    his car are entirely speculative. There are no plausible
    allegations, nor reason to believe from the record, that the
    EPA or any state will attempt to subject operators of
    unmodified Volkswagen vehicles to liability. The available
    evidence indicates the opposite—that “the threat of
    enforcement” is “chimerical,” rather than “credib[le]” and
    25
    Fleshman has until September 1, 2018, to file a claim for benefits
    under the settlement. See Volkswagen/Audi/Porsche Diesel Emissions
    Settlement Program, Volkswagen, https://www.vwcourtsettlement.com/
    (last visited June 2, 2018). After briefing was completed in this appeal,
    the EPA and CARB approved an emissions modification program for
    “Generation 1” vehicles, including Fleshman’s 2012 Jetta.
    32               IN RE VOLKSWAGEN LITIGATION
    “substantial.”26 Susan B. Anthony List, 
    134 S. Ct. at 2342, 2345
     (quoting Steffel v. Thompson, 
    415 U.S. 452
    , 459
    (1974)). Fleshman’s fears of enforcement thus “rest on mere
    conjecture about possible governmental actions.” Clapper v.
    Amnesty Int’l USA, 
    568 U.S. 398
    , 420 (2013) (holding that
    putative injuries depending on the plaintiffs’ surmise about
    government surveillance activities did not give rise to
    standing); cf. Lopez v. Candaele, 
    630 F.3d 775
    , 788 (9th Cir.
    2010) (“[C]laims of future harm lack credibility when . . . the
    enforcing authority has disavowed the applicability of the
    challenged law to the plaintiffs.”).
    Further, and critically, Fleshman’s potential future
    liability for driving his own car does not entitle him to seek,
    as he does, rescission of all the sales of the affected cars,
    including those belonging to hundreds of thousands of other
    people. His own awareness of the theoretical future
    enforcement problem, and the severe disjuncture between the
    injuries to himself he asserts and the relief he seeks,
    underscore that he is, primarily, asserting potential harms to
    third parties. See Fleshman Compl. at 5 ¶ 14 (“[After the
    settlement,] the owners and lessees [of the affected vehicles]
    will learn for the first time their vehicles are illegal to use, but
    26
    See Frequent Questions about Volkswagen Violations, U.S. Envtl.
    Protection Agency, https://www.epa.gov/vw/frequent-questions-about-
    volkswagen-violations (last visited June 2, 2018) (“Will EPA take or
    confiscate my vehicle? Absolutely not. EPA will not confiscate your
    vehicle or require you to stop driving.”); Press Release, Va. Office of the
    Attorney Gen., Herring Announces Compensation for Virginia
    Consumers Under Settlements with Volkswagen over Emissions Fraud
    (June 28, 2016), http://ag.virginia.gov/media-center/news-releases/773-
    june-28-2016-herring-announces-compensation-for-virginia-consumers-
    under-settlements-withvolkswagen-over-emissions-fraud (praising the
    settlements and their value to Virginians).
    IN RE VOLKSWAGEN LITIGATION                              33
    will have already released all claims against the defendants
    responsible for the illegality.”).27 Absent some exception not
    here applicable, Fleshman “must assert his own legal rights
    and interests, and cannot rest his claim to relief on the legal
    rights or interests” of other owners or lessees. Ray Charles
    Found. v. Robinson, 
    795 F.3d 1109
    , 1118 (9th Cir. 2015)
    (quoting Warth v. Seldin, 
    422 U.S. 490
    , 499 (1975)); see also
    Mills v. United States, 
    742 F.3d 400
    , 407 (9th Cir. 2014)
    (describing when third-party standing is permitted).
    In short, Fleshman has no standing for the relief he seeks
    that the government does not, and so may not intervene as of
    right under Rule 24(a)(2). See Town of Chester, 137 S. Ct. at
    1651.
    IV
    The Clean Air Act did not grant Fleshman an
    “unconditional right” to intervene in the government’s suit.
    Fed. R. Civ. P. 24(a)(1). The United States was not seeking
    to enforce any “standard, limitation, or order” as those terms
    are used in the Clean Air Act, and in any event, Fleshman is
    seeking to enforce different purported requirements of the
    Act. As the government’s action therefore did not bar
    Fleshman from suing on his own, he is not entitled to
    intervene. § 7604(b)(1)(B). Rule 24(a)(2) is no help to
    Fleshman, because he lacks standing to pursue the relief in
    27
    See also Fleshman Compl. at 6 ¶ 14 (alleging that the EPA’s
    statements that the affected vehicles were legal to drive “set a trap for
    many thousands of innocent owners and lessees”); id. at 10 (requesting
    that the court order the EPA to “notify each owner and lessee of a Dirty
    Diesel vehicle that it is illegal to use their vehicles in the United States”).
    34           IN RE VOLKSWAGEN LITIGATION
    his complaint. Accordingly, the district court’s judgment is
    AFFIRMED.