Calpine Corp. v. Federal Energy Regulatory Commission ( 2012 )


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  • United States Court of Appeals
    FOR THE DISTRICT OF COLUMBIA CIRCUIT
    Argued September 19, 2012         Decided December 18, 2012
    No. 11-1122
    CALPINE CORPORATION, ET AL.,
    PETITIONERS
    v.
    FEDERAL ENERGY REGULATORY COMMISSION,
    RESPONDENT
    COGENERATION ASSOCIATION OF CALIFORNIA, ET AL.,
    INTERVENORS
    On Petition for Review of Orders
    of the Federal Energy Regulatory Commission
    Ashley C. Parrish argued the cause for petitioners. With
    him on the briefs were Neil L. Levy, David G. Tewksbury, and
    Stephanie L. Lim.
    Michael Alcantar, Donald E. Brookhyser, Robert C. Fallon,
    and Brian M. Meloy were on the brief for intervenors Electric
    Power Supply Association, et al. in support of petitioners.
    Robert M. Kennedy, Attorney, Federal Energy Regulatory
    Commission, argued the cause for respondent. With him on the
    brief was Robert H. Solomon, Solicitor.
    2
    Jennifer L. Key argued the cause for intervenor Southern
    California Edison Company. With her on the brief were Charles
    G. Cole, Jennifer Hasbrouck, and Anna J. Valdberg. Roger E.
    Collanton and Daniel Shonkwiler entered appearances.
    Before: ROGERS and KAVANAUGH, Circuit Judges, and
    SILBERMAN, Senior Circuit Judge.
    Opinion for the Court filed by Senior Circuit Judge
    SILBERMAN.
    SILBERMAN, Senior Circuit Judge: For the third time, we
    consider FERC’s authority to regulate public-utility charges to
    independent generators for the latter’s use of “station power” —
    the electricity necessary to operate a generator’s requirements
    for light, heat, air conditioning, etc. FERC now concludes that
    it lacks this authority, and we affirm.
    I.
    We explained the legal and economic background of the
    electrical energy market in Niagara Mohawk Corp. v. FERC,
    
    452 F.3d 822
     (D.C. Cir. 2006), and Southern California Edison
    Co. v. FERC, 
    603 F.3d 996
     (D.C. Cir. 2010), but we will again
    summarize. Generators may procure station power through one
    of three means: (1) “on-site” self-supply, which redirects some
    of the station’s outbound generated electricity for internal use
    (also called “behind-the-meter” production); (2) “remote” self-
    supply, in which power is obtained from an affiliated, off-site
    facility; or (3) “third-party” supply, in which power is drawn off
    the grid from unaffiliated providers.
    Historically, electrical utilities were vertically integrated
    and typically acted as local monopolies — they owned
    generation, transmission, and distribution facilities and sold
    3
    these services as a bundled package in their service areas.
    Utilities obviously did not charge themselves for the use of
    station power at their generating facilities; rather, they simply
    subtracted (“netted”) the energy consumed as station power
    against their gross output. But in 1996 FERC issued Order 888,
    which effectively unbundled generating from transmission and
    distribution services. The Commission accomplished this goal
    by requiring utilities to file open-access tariffs that offered rates
    to all customers on an equal basis — basically, utilities could not
    prefer their own affiliates over independent generators. Order
    888 also encouraged the creation of non-profit independent
    system operators (“ISOs”) to reduce the market power of
    utilities and ensure competitive rates; the California Independent
    System Operator (“CAISO”) is one such entity.
    Order 888 was successful in causing major utilities
    nationwide to divest most of their generating facilities, but it
    raised questions as to how independent generators would be
    charged for their use of station power.                 Under what
    circumstances could a generator be charged retail rates for either
    drawing from the grid or self-supplying its station power?
    FERC answered this question by devising “netting intervals.”
    If a generator’s net output (total output to the grid minus station
    power use) is positive over a fixed period, then the generator is
    not charged retail rates for its consumption. But if the generator
    uses more power than it sends, it is deemed to have obtained the
    shortfall in a retail sale from a third party (i.e., a utility).
    Generators have an economic interest in a longer netting
    interval because it affords a greater opportunity to send power
    to the grid, which would make up for what is consumed.
    Utilities, by contrast, would prefer shorter netting intervals to
    enable higher retail charges against independent generators. A
    generator is only paid for its net output of energy to the grid, so
    even when the net output is positive, consumption of station
    4
    power reduces the amount the generator is paid for its
    production. But retail rates are higher than wholesale rates, so
    a generator would rather have its station power netted against
    the total it delivers at wholesale than pay for station power at
    retail.
    The legal issue that triggered this series of cases is how the
    authority to set netting intervals for different purposes meshes
    with the Federal Power Act’s division of jurisdiction between
    federal and state authorities. Section 201(b) of the Act gives
    FERC jurisdiction over the “transmission of electric energy in
    interstate commerce” and the “sale of electric energy at
    wholesale in interstate commerce,” as well as “all facilities for
    such transmission or sale.” 
    16 U.S.C. § 824
    (b)(1). States,
    however, retain jurisdiction over “any other sale of electric
    energy” and “facilities used in local distribution” of electricity.
    
    Id.
    FERC approved a tariff establishing an hourly netting
    period for the Pennsylvania-New Jersey-Maryland energy
    market and later approved an amendment expanding the netting
    interval to one month (if a generator’s net output over a month
    was positive, then any energy a generator drew from the grid
    was simply netted against its gross output and no retail charges
    were permitted). Utility companies raised objections arguing
    that any third-party provision of station power (and indeed, the
    generator’s own production of station power)1 was a retail sale
    outside of FERC’s jurisdiction. FERC rejected this position
    because, in its view, if a generator’s net output was positive, no
    sale had occurred.
    1
    In their view, an independent generator could be charged retail
    rates even if all of its station power was produced on site. In that
    respect it would be treated like a manufacturer that attempted to
    bypass the local monopoly by generating its own electrical power.
    5
    The Commission instead agreed with the position advanced
    by a group of generators — that the station-power netting
    interval used to determine when to assess transmission fees
    should be the same period used to calculate when the provision
    of station power constitutes a retail sale. A “transmission fee”
    is a fee assessed for the transmission of energy across the
    electrical grid; it is often called an “access charge” because it is
    assessed when a party is treated as “accessing” the grid. Netting
    intervals are used for transmission as well because whether a
    generator has positive or negative output over a given interval
    determines what energy is deemed to be transmitted across the
    grid.
    FERC accordingly approved a one-month netting period for
    both transmission and station power in a tariff filed by the New
    York ISO, which led New York utilities and the New York state
    regulator to petition for review in this Court, raising the same
    jurisdictional objection as the utilities in the prior case. FERC
    defended its authority to determine when retail sales occur on
    the basis of its jurisdiction over interstate transmission. A group
    of generators, as intervenors, contended that the Commission
    needed to set a uniform netting period to protect them from
    unfair discrimination by utilities because utility-owned
    generators, of course, would not be assessed retail charges by
    the utilities themselves.
    In Niagara Mohawk, we noted that “[p]etitioners’ statutory
    argument [was] not insubstantial,” that the Commission’s
    rationale was “a bit confusing,” and that FERC had not “clearly
    articulated why [transmission] jurisdiction permits it to
    determine that no sale of any kind — including a retail sale —
    takes place when the generator takes station power from the
    grid.” 
    452 F.3d at 828
    . We declined, however, to resolve that
    question on the merits because of a major concession by the
    petitioners — that FERC had the authority to set an hourly
    6
    netting interval, just not to expand the interval to one month. 
    Id.
    Because we saw no principled difference between hourly and
    monthly netting with regard to FERC’s jurisdiction, we were
    able to resolve that case solely on this concession.
    But the issue reappeared. Shortly after the Commission’s
    orders in the New York market, Duke Energy — a California
    independent generator — filed a complaint with FERC seeking
    to compel CAISO to also move from hourly to monthly netting.
    Southern California Edison — a utility — made the same
    objection that retail sales were outside of FERC’s jurisdiction;
    the Commission again rejected this position, denying that a retail
    sale took place if a generator was net positive. It ordered
    CAISO to revise its tariff to conform with the Pennsylvania-
    New Jersey-Maryland and New York orders, and CAISO
    amended its tariff to provide for monthly netting.2
    2
    Under CAISO’s revised tariff, if a generator’s net output (total
    output to the grid minus station-power consumption) is positive over
    a month, it is deemed to have engaged in on-site self-supply and is not
    assessed transmission or retail charges. When the station power
    demand of a unit exceeds its output, but the shortfall is covered by the
    aggregate net output from other facilities of the same generator, the
    generator is deemed to have engaged in remote self-supply. CAISO
    would then assess a transmission access charge against the generator
    (because transmission is deemed to be used in moving the station
    power between different facilities), but the generator would not pay
    retail rates to the utilities (because the generator is still treated as self-
    supplying). If, on the other hand, the generator’s units collectively
    withdraw more station power from the grid than they supply during
    the netting interval, then the generator is deemed to have purchased
    the amount of the deficiency in a third-party retail sale. Under those
    conditions, CAISO would assess a transmission charge against the
    utility, but the utility would then bill the generator under the applicable
    retail tariff.
    7
    Edison responded to the revised tariff by trying an
    alternative basis to charge for station power. Its new proposal
    sought to assess direct stranded cost3 and consumption charges
    against net-positive generators in lieu of retail charges. But
    FERC issued further orders precluding Edison from imposing
    even these charges, finding that they would prevent the
    generators from taking full advantage of the tariff’s netting
    provisions. Edison then petitioned for review in this Court.
    In Southern California Edison, we considered the
    jurisdictional question that we had avoided in Niagara Mohawk.
    Edison — careful to avoid the Niagara concession — insisted
    that it would exceed FERC’s jurisdiction to set any netting
    interval regulating “retail sales,” regardless of length. The
    Commission again purported to rely on its authority over
    interstate transmission, rather than wholesale jurisdiction, but it
    failed to demonstrate any real connection between transmission
    and the netting intervals governing retail sales for use of station
    power. Instead, it just denied that retail sales were involved.
    Accordingly, we said:
    [W]e do not understand why FERC is empowered to
    conclude that a retail sale has not taken place unless it
    can claim the transaction is, instead, a wholesale sale
    or a transmission. To simply declare that the state lacks
    jurisdiction because FERC believes no retail sale has
    The tariff’s general policy toward transmission fees is therefore
    to charge the shipper. In third-party retail sales, the utility ships
    energy to the generator, so the utility pays the access charge. But in
    the case of remote self-supply, the generator is shipping energy to
    itself (between facilities), so the generator pays the access charge.
    3
    “Stranded costs” are those costs associated with the
    restructuring of the electric industry following Order 888.
    8
    taken place really begs the jurisdictional question.
    Unless a transaction falls within FERC’s wholesale or
    transmission authority, it doesn’t matter how FERC
    characterizes it.
    S. Cal. Edison, 
    603 F.3d at 1000-01
    . We also rejected the
    Commission’s assertion that allowing different netting periods
    for transmission charges and retail sales would create a
    “conflict” for preemption purposes, as well as an argument by
    intervening generators that inconsistent netting intervals would
    result in “trapped” energy. 
    Id. at 1001
    . We therefore vacated
    and remanded on the basis that FERC’s approval of the revised
    tariff exceeded its authority.
    The Commission issued a new order on remand,
    acknowledging that it lacked a jurisdictional basis to determine
    when the provision of station power constitutes a retail sale and
    indicating that the netting interval in the CAISO tariff could
    only govern Commission-jurisdictional transmission charges,
    not retail charges. A group of California generators —
    including Calpine, the petitioner in this case — filed requests for
    rehearing and clarification, but FERC reaffirmed its original
    order on remand. The Commission explained that this decision
    was not “an unexplained departure from prior policy, but rather
    a change compelled by a Court of Appeals’ finding on the scope
    of our jurisdiction.” Calpine petitioned for review of FERC’s
    orders on remand.
    II.
    Calpine’s argument on appeal is that the Commission over-
    read our decision in Southern California Edison and failed to
    consider alternate bases for its initial approval of the tariff. In
    Calpine’s view, Southern California Edison held only that the
    Commission had failed to adequately explain its jurisdiction and
    9
    that FERC, indeed, has authority under both its transmission and
    wholesale jurisdiction to set netting intervals for retail sales. As
    such, the orders on remand were an arbitrary and capricious
    departure from the netting-interval policies established in the
    Pennsylvania-New Jersey-Maryland and New York orders.
    FERC maintains that we definitively rejected the transmission-
    jurisdiction argument and that previous Commission decisions
    disclaimed reliance on wholesale jurisdiction as a basis to
    regulate third-party provision of station power.
    Since Edison, as we noted, did not make the same
    concession as the petitioners in Niagara Mohawk, we were
    obliged to confront the jurisdictional issue squarely, and we
    rejected the Commission’s position as “rather arbitrary and
    unprincipled — certainly as a jurisdictional standard.” S. Cal.
    Edison, 
    603 F.3d at 1000
    . Calpine focuses on our statement that
    “we do not understand why FERC is empowered to conclude
    that a retail sale has not taken place unless it can claim the
    transaction is, instead, a wholesale sale or a transmission,” 
    id.,
    as an indication that we were not actually reaching a definitive
    holding, but simply requesting a more detailed explanation from
    the Commission. Yet the above line is immediately followed by
    our conclusion that FERC’s position “begs the jurisdictional
    question,” 
    id. at 1000-01
    , and that “[u]nless a transaction falls
    within FERC’s wholesale or transmission authority, it doesn’t
    matter how FERC characterizes it,” 
    id. at 1001
    ; see also 
    id.
    (“FERC’s order does not just sideswipe state jurisdiction; it
    attacks it frontally.”). Indeed, the whole point of this decision
    — the issue briefed and argued on appeal — was whether
    FERC’s approval of the revised tariff exceeded its transmission
    jurisdiction.
    Our opinion was, of course, limited to the arguments raised
    before us; it is axiomatic that agency decisions may not be
    affirmed on grounds not actually relied upon by the agency. See
    10
    SEC v. Chenery Corp., 
    318 U.S. 80
    , 87-88 (1943). Calpine is
    therefore correct that Southern California Edison did not
    specifically preclude FERC from asserting alternate bases for
    jurisdiction upon remand — either with some other theory to
    connect its jurisdiction over transmission to the generator’s
    station power, or as Calpine primarily argues, by relying on
    FERC’s jurisdiction over wholesale. Our opinion did note that
    we failed to see any strong basis for jurisdiction on this latter
    basis, S. Cal. Edison, 
    603 F.3d at
    999 n.5, but FERC had not
    relied on its wholesale jurisdiction, so it is fair to say we did not
    decide this question. Admittedly, therefore, FERC exaggerates
    the impact of our prior decision. It was certainly open to FERC
    to consider petitioners’ alternate bases for jurisdiction. FERC’s
    response to petitioners’ new arguments is terse, to be sure, but
    we think those arguments are difficult to understand and
    ultimately fallacious.
    To take a step back, petitioners’ asserted injury is
    essentially that independent generators are discriminated against
    compared to the few remaining integrated utilities — those that
    maintain their own generating capacity — and that this
    discrimination undermines the effectiveness of Order 888’s
    effort to unbundle the power industry to achieve a competitive
    market for energy generation. Discrimination allegedly occurs,
    as we noted, because the integrated utilities do not pay for
    station power — they simply take it from their own generator —
    whereas the independent generators must, under certain
    circumstances, pay a retail charge for their own station power.
    (Petitioners make no distinction between generators that take
    station power from the grid or supply it themselves from either
    their own remote location or “behind the meter.”)
    One difficulty we see with petitioners’ argument is that the
    length of a netting period for station power shouldn’t matter
    except to measure the degree of a generator’s alleged damage.
    11
    According to petitioners’ logic, any retail charge for station
    power imposed on independent generators is inherently
    discriminatory. Yet petitioners implicitly concede that a
    monthly netting period is acceptable, which undermines their
    asserted principle. In that respect, petitioners’ position
    approaches the concession the generators made in Niagara
    Mohawk. To be sure, petitioners were careful at oral argument
    to insist that their legal argument is that FERC’s jurisdiction
    preempts state regulation, and indeed, claimed that they would
    be making that argument even if FERC’s netting interval were
    the same as or worse than the state’s netting interval. But if
    FERC’s failure to assert jurisdiction had no real economic
    impact on Calpine, any injury would almost certainly be the sort
    of “conjectural” or “hypothetical” injury insufficient to establish
    Article III standing. Lujan v. Defenders of Wildlife, 
    504 U.S. 555
    , 560 (1992) (quoting Whitmore v. Arkansas, 
    495 U.S. 149
    ,
    155 (1990)) (internal quotation marks omitted).
    Petitioners also seem to overlook the economic fact that the
    integrated utilities hardly furnish themselves station power for
    free; they “pay” an opportunity cost, and because the utilities
    typically sell power to retail customers, that cost may well be the
    retail price. Of course, an independent generator procuring its
    own power either from a remote location or from behind the
    meter is also incurring an opportunity cost — the wholesale
    price (which is lower than the retail price). But as counsel
    implied at oral argument, if the generator is also charged a retail
    price for that station power, it would seem it is at a competitive
    disadvantage because it suffers, in a sense, a “double charge.”
    Ironically, then, independent generators might have a strange
    incentive to draw station power from the grid instead of
    producing it on site, because at least then they would forego the
    opportunity cost (even if they still paid retail rates). In that
    situation, there might not be a significant economic difference
    between independent generators and the integrated utilities.
    12
    Nevertheless, assuming arguendo that the independent
    generators are at something of a competitive disadvantage,
    petitioners are unable to explain how FERC’s limited authority
    can be employed to remedy its concern. Petitioners make no
    real further attempt to connect FERC’s jurisdiction over
    transmission to state netting rules (understandably in light of our
    prior opinion); instead, their focus is on FERC’s wholesale
    jurisdiction.
    The Commission concluded on remand, however, that its
    own prior decisions had already rejected its wholesale
    jurisdiction as a basis for regulating station power. In PJM
    Interconnection, LLC, 
    94 FERC ¶ 61,251
     (2001) (“PJM II”), the
    Commission specifically confronted the question of whether it
    had wholesale jurisdiction over the third-party provision of
    station power. FERC held that when station power is acquired
    in such a manner, “the energy being sold is not sold for resale,
    and therefore it is not a transaction which we can regulate under
    the [Federal Power Act].” 
    Id. at 61,891
    . FERC likewise held
    that when a generator self-supplies, either on-site or remotely,
    “there is no sale (for end use or otherwise),” 
    id.,
     so no means of
    procuring station power could plausibly be construed as a sale
    for end use subject to FERC’s wholesale jurisdiction.
    PJM II also rejected the claim that the third-party provision
    of station power was within FERC’s jurisdiction because it
    “affects or relates” to wholesale services. That station power
    was a necessary input to energy production did not constitute a
    sufficient “nexus” with wholesale transactions to justify the
    assertion of jurisdiction. 
    Id. at 61,894
    ; see also City of
    Cleveland, Ohio v. FERC, 
    773 F.2d 1368
    , 1376 (D.C. Cir. 1985)
    (“[T]here is an infinitude of practices affecting rates and service.
    The statutory directive must reasonably be read to require the
    recitation of only those practices that affect rates and service
    significantly, that are realistically susceptible of specification,
    13
    and that are not so generally understood in any contractual
    arrangement as to render recitation superfluous.”). The
    Commission reiterated its reasons for rejecting wholesale
    jurisdiction in this context in PJM Interconnection, LLC, 
    95 FERC ¶ 61,333
    , at 62,186-87 (2001) (“PJM III”).
    Despite this authority, Calpine claims that it presents
    arguments for wholesale jurisdiction that FERC has not yet
    considered. Petitioners insist they are not relying on the station-
    power-as-necessary-input rationale rejected in the PJM cases,
    but rather on the notion that “there is a direct mathematical
    relationship between the amount of generator-supplied energy
    available for sale at wholesale and the amount of energy used
    for station power.” In Calpine’s view, the amount of consumed
    energy that may be netted against gross power directly
    determines how much energy is deemed available for sale at
    wholesale, so a netting interval is really just a regulation of the
    wholesale market.
    Calpine offers the hypothetical of a generator that consumes
    1 MWh of station power each day over the course of a 30-day
    month and then produces 100 MWh on the last day (all other
    days the generator is inactive). Under the tariff’s monthly
    netting, the generator would be deemed to have self-supplied the
    full 30 MWh, so it would be assessed neither transmission nor
    retail charges. The station power would be netted against its
    gross output (100 MWh), so the generator would receive
    compensation at wholesale for 70 MWh (though all 100 MWh
    would actually be sold in real time upon being produced).
    But suppose (as is the case) that FERC lacks jurisdiction to
    set netting intervals for retail charges and that a state established
    hourly netting for this purpose. Under this system, the generator
    would be able to net only 1 MWh against its gross output (that
    is, the 1 MWh used on the last day of the month when the full
    14
    100 MWh were produced), so the generator would then pay
    retail charges on the remaining 29 MWh of station power. A
    “trapped energy” problem arises, according to Calpine, because
    the generator would be permitted to sell only 70 MWh at
    wholesale. In other words, the generator would have to pay
    retail costs for the 29 MWh, but that energy would still be netted
    against the generator’s gross output and thus reduce its total
    compensation. According to petitioner, this “trapped energy”
    creates a conflict between state and federal law that warrants
    preemption of any contrary state regulations.
    As the Commission points out, we already considered and
    rejected a conflicts claim in Southern California Edison:
    It is, of course, true that under differing netting periods
    FERC can conclude that no transmission for station
    power took place in a month in which California would
    recognize retail sales of that power, but that is hardly
    a conflict. As we have noted, in an unbundled market,
    transmission and power are procured through separate
    transactions. And, as we recognized in Niagara
    Mohawk, the netting periods for power and
    transmission need not be the same.4
    4
    Calpine attempts to bolster its conflicts theory by relying on
    Nantahala Power & Light Co. v. Thornburg, 
    476 U.S. 953
     (1986).
    That case concerned a FERC wholesale-rate proceeding allocating
    power between two affiliated generators and the TVA; FERC
    determined how much power the generators were entitled to receive
    from the TVA, and the generators’ subsequent wholesale sales were
    governed by FERC-filed rates. 
    Id. at 955-56
    . The Supreme Court
    held that FERC’s order preempted a state-commission order that used
    a different allocation of power between the generators and the TVA
    for the purpose of assessing retail charges. 
    Id. at 955
    .
    While the facts of Nantahala are intricate, the key distinction is
    15
    
    603 F.3d at 1002
    . Moreover, Calpine’s theory of “trapped
    energy” relies on the fundamental misconception that the netting
    interval determines how much energy is available for sale at
    wholesale.
    It is true that different netting regimes may determine how
    much a generator earns at wholesale — as we have explained,
    a generator would prefer to avoid retail charges entirely and
    receive wholesale compensation only for net output, rather than
    be paid for its entire gross output but then pay retail charges on
    station power (because retail rates are higher than wholesale
    rates). But the netting interval does not determine how much
    energy is actually available at wholesale. As Calpine itself
    acknowledges, “because electric energy generally cannot be
    stored, even for a second, generators are permitted to sell the
    energy they produce in real time at prevailing market rates.”
    The netting interval is, in essence, a kind of billing convention
    that determines (at the end of the month) how much a generator
    will be assessed for transmission and retail charges. While it
    does have an impact on the value of the generator’s wholesale
    output, it does not affect the actual amount of that output.
    Therefore, as we understand Calpine’s hypothetical, if the
    generator pays for 29 MWh at retail, it would receive
    that the state order in that case effected an actual conflict with FERC-
    jurisdictional wholesale regulations — the state used different figures
    for the same calculation, effectively concluding that “the FERC-
    approved wholesale rates [were] unreasonable.” Id. at 966. Though
    the state was ultimately setting retail rates, those rates were based on
    an allocation of power (for wholesale) directly at odds with FERC’s
    order. There is no such conflict here, because different netting
    intervals may be used to assess retail and transmission charges, and
    such differences affect only the value of energy at wholesale, not its
    allocation between users.
    16
    compensation at wholesale for 99 MWh (the last day’s net
    output under an hourly netting interval), rather than just the 70
    MWh they would have been paid for under monthly netting.
    Indeed, the Commission addressed this exact problem in its
    order denying rehearing and noted that “[m]ovants acknowledge
    . . . that ‘energy payments to the generator would be calculated
    based on the full 100 MW-hours,’ subject to netting adjustments
    for other charges assessed by the CAISO during the relevant
    billing interval.”5
    Calpine repeatedly characterizes the revised tariff as
    determining how much of a generator’s output is allocated as
    self-supplied station power. The “allocation of power” concept
    is clearly an attempt to fit this case under our decision in
    Entergy Services, Inc. v. FERC, 
    400 F.3d 5
     (D.C. Cir. 2005).
    That case concerned a utility’s practice of first allocating a
    generator’s output to its scheduled transactions, with the
    remainder allocated to its “host load” — generally, an industrial
    customer — and then, if the generator’s output was insufficient
    to serve its host load, supplying the shortfall under a retail tariff.
    FERC directed the utility to cease this “discriminatory allocation
    methodology” and refund charges assessed under retail rates.
    
    Id. at 6
    .
    Although the order in Entergy seemed to touch on retail
    charges, we determined that FERC had not exceeded its
    jurisdiction, because “[t]he rates at issue related to what Entergy
    should have considered as wholesale service provided by
    Entergy to [the generators], which is clearly within the
    5
    At oral argument, counsel for petitioners appeared to again
    concede this point. The exact numbers differed from those used in
    Calpine’s brief, but counsel seemed to acknowledge that the generator
    would receive compensation for the full 99 MWh — the net output
    delivered to the grid over the applicable netting interval.
    17
    Commission’s regulatory jurisdiction.” 
    Id. at 8
    . In other words,
    the transaction for which the utility was charging retail rates
    was, in fact, a wholesale service, so FERC had wholesale
    jurisdiction over the utility’s allocation of power.
    That situation — where utilities were treating wholesale
    transactions as retail sales — is worlds apart from the present
    case, which deals with FERC’s authority to regulate truly local
    charges. As our analysis thus far should make clear, the tariff’s
    netting interval does not “allocate power” between energy
    consumed as station power and energy available at wholesale;
    it simply determines under what conditions generators will be
    assessed transmission and retail charges for their use of station
    power. This question is one of cost, not allocation of power.
    While the regulation of transmission charges is undoubtedly
    within FERC’s jurisdiction, retail charges are not.
    In sum, we think the Commission’s jurisdictional
    determination was not arbitrary or capricious. But even
    assuming it was reasonable, Calpine maintains that FERC
    improperly failed to consider the effect that its orders would
    have on the justness and reasonableness of CAISO’s tariff.
    Petitioners argue that the generators would not have participated
    in the voluntary station-power program had they known that
    FERC’s netting interval would not govern retail sales. The tariff
    is voluntary and generators may deregister at any time, but
    Calpine suggests that generators could be retroactively charged
    under California retail tariffs during the time in which the
    revised tariff was in effect. In light of these concerns,
    petitioners argue that the Commission’s refusal to reevaluate the
    revised tariff on remand was itself arbitrary and capricious.
    The generators’ concerns in this regard may be
    understandable, but the Commission was not required to
    address them in this particular proceeding. First, Edison
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    appealed FERC’s extension of its station-power policies to
    California in August 2005 (seven months before the station-
    power revisions took effect), sought authorization in 2006 to
    impose retail and other load-based charges on generators under
    the revised tariff, and filed tariffs in 2009 specifying that retail
    charges might be assessed if the Commission’s orders were
    overturned on appeal. The generators were therefore on notice
    that they could be assessed retail charges for station power
    depending on the outcome of this litigation.
    Second, and more importantly, the generators have
    alternative means of alleviating any potential grievances
    stemming from retroactive charges.           As Calpine itself
    acknowledges, it has the option to seek relief directly from the
    California Public Utility Commission. And if Calpine believes
    that the retroactive assessment of retail chargers is unjust and
    unreasonable in violation of the Federal Power Act, it can
    petition FERC for relief at that time. The Commission correctly
    noted that its task on remand was “limited to implementation of
    the jurisdictional findings of the Court of Appeals.” Its failure
    to reevaluate the justness and reasonableness of the tariff
    revisions in this proceeding, therefore, was not arbitrary and
    capricious.
    Calpine’s petition for review is denied, and the
    Commission’s orders on remand are affirmed.
    So ordered.