Express Scripts, Inc., V State Of Wa Dept. Of Revenue ( 2019 )


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  •                                                                                              Filed
    Washington State
    Court of Appeals
    Division Two
    March 26, 2019
    IN THE COURT OF APPEALS OF THE STATE OF WASHINGTON
    DIVISION II
    EXPRESS SCRIPTS, INC.,                                         No. 50348-4-II
    Appellant,
    v.
    STATE OF WASHINGTON,                                       PUBLISHED OPINION
    DEPARTMENT OF REVENUE,
    Respondent.
    SUTTON, J. — Express Scripts Inc. (ESI), a pharmacy benefit management company
    (PBM), appeals the superior court’s order granting summary judgment in favor of the Department
    of Revenue. ESI argues that it should not be subject to Washington’s business and occupation
    (B&O) tax1 for payments it receives from clients for the value of prescription drugs because that
    value qualifies as “pass-through” funds. In the published portion of this opinion, we hold that the
    portion of payments ESI receives from its clients representing the value of the prescription drugs
    does not qualify as “pass-through” funds and is subject to the B&O tax.
    In the unpublished portion of this opinion, we reject ESI’s remaining arguments.
    Accordingly, we affirm.
    1
    Ch. 82.04 RCW.
    No. 50348-4-II
    FACTS
    I. EXPRESS SCRIPTS
    ESI is a PBM company headquartered in Missouri.                ESI’s clients include health
    maintenance organizations, health insurers, third-party administrators, employers, union-
    sponsored benefit plans, and government health programs. These clients hire ESI, in relevant part,
    to manage the clients’ prescription drug benefit programs. ESI’s services include pharmacy
    network management, claims processing, mail order and specialty mail order pharmaceuticals
    through ESI affiliates, formulary development, and rebate management.
    ESI negotiates with pharmaceutical manufacturers to obtain rebates and other payments to
    ESI based on utilization of the pharmaceutical manufacturers’ products by ESI’s clients’ members.
    Those rebates and fees are negotiated and set forth in contracts independently negotiated and
    entered into between ESI and the pharmaceutical manufacturers. Pursuant to separate contracts
    between ESI and its clients, ESI generally pays a portion of the rebates it receives to the clients,
    and may also guarantee a minimum rebate per prescription dispensed to the clients’ members. The
    rebate portion that the clients receive varies according to each client’s contract with ESI.
    ESI contracts with independent third-party retail pharmacies to provide prescription drugs
    to ESI’s clients’ members. ESI negotiates with the pharmacies to determine the price at which the
    pharmacies will provide prescription drugs to the members. When a member presents his or her
    identification card at a network pharmacy, the network pharmacist sends the specified member
    and prescription information through ESI’s systems which process the claim and respond back to
    the pharmacy. ESI confirms the member’s eligibility for benefits and the conditions or limitations
    of coverage. If a member’s claim is accepted, ESI confirms to the pharmacy that it will receive
    2
    No. 50348-4-II
    payment for the drug dispensed according to the agreement entered into between ESI and the
    pharmacy.
    Periodically, ESI invoices its clients. These invoices include amounts related to the
    prescription drugs provided by the pharmacies to the clients’ members, and administrative and
    dispensing fees due under the clients’ contracts with ESI.
    II. DEPARTMENT’S AUDITS OF ESI
    In 2007, the Department audited ESI’s corporate subsidiary ESI Mail Pharmacy, Inc. for
    the period of January 2001 through December 2006. The resulting audit report stated:
    Express Scripts also receives a dispensing fee for the costs of providing the
    pharmacy benefit service. WAC 458-20-194 explains the application of various
    business and occupation taxes to persons doing business inside and outside of
    Washington State. Tax is not due upon any part of the gross income received for
    services incidentally rendered to persons in Washington by a person who is not
    domiciled or does not maintain a place of business in Washington. Because
    Express Scripts does not have physical presence in the state and all of the activities
    associated with this fee occur outside of Washington, none of this fee would be
    subject to the B&O tax.
    Clerk’s Papers (CP) at 619-20.
    Several years later, in 2011, the Department audited ESI for the tax period of January 1,
    2007 through December 31, 2010. As a result of the audit, the Department issued a tax assessment
    of $11,794,092.00 plus interest and penalties for a total obligation of $14,190,659.00.
    ESI paid the assessed amount and sued for a refund under RCW 82.32.180. ESI also sought
    to invalidate a Department administrative rule, former WAC 458-20-194 (2006) (Rule 194 (2006))
    under the Administrative Procedure Act (APA).2 The superior court addressed ESI’s claims in
    2
    Ch. 34.05 RCW.
    3
    No. 50348-4-II
    two phases: a rule challenge under the APA and a tax refund action under RCW 82.32.180. See
    CP at 303.
    III. PROCEDURAL FACTS
    On January 23, 2017, the Department moved for summary judgment of all of ESI’s claims.
    Two days later, the Department moved for partial summary judgment on the issue of whether ESI
    had a physical presence in Washington during the audit period, such that it was subject to the B&O
    tax. The superior court granted the Department’s motion for partial summary judgment on the
    issue of physical presence on March 10.
    On March 24, the superior court entered an order granting the Department’s motion for
    summary judgment on all remaining issues except “the ‘pass-through’ issue.” CP at 949. The
    superior court ruled that it would take the pass-through issue under advisement and consider
    additional briefing on the issue. After reviewing supplemental briefing from both parties, the
    superior court entered an order granting the Department’s motion for summary judgment in its
    entirety on April 14, 2017.
    ESI appeals.
    ANALYSIS
    I. “PASS-THROUGH” FUNDS
    ESI argues that the superior court erred by granting the Department’s motion for summary
    judgment because payments from its clients for the value of the prescription drugs, or
    “ingredients,” should be exempted from the B&O tax assessment because those amounts are
    merely “pass-through” funds moving from its clients, through ESI, to the pharmacies. Br. of
    Appellant 25-26. The Department disagrees and argues that because ESI takes on the obligation
    4
    No. 50348-4-II
    to pay retail pharmacies for the prescription drugs as part of its business model, and ESI
    independently negotiates payment of and recuperation for the value of the prescription drugs with
    both the retail pharmacies and ESI’s clients, it is subject to the B&O tax on the money it receives
    from its clients. We agree with the Department.
    We review summary judgment orders de novo, performing the same inquiry as the superior
    court. Washington Imaging Servs., LLC v. Dep’t of Revenue, 
    171 Wn.2d 548
    , 555, 
    252 P.3d 885
    (2011). Summary judgment is appropriate if there are no genuine issues of material fact and the
    moving party is entitled to judgment as a matter of law. CR 56(c).
    B&O taxes are assessed on every person “for the act or privilege of engaging in business
    activities.” RCW 82.04.220(1). The tax is assessed on the “gross income of the business,” which
    is defined as “the value proceeding or accruing by reason of the transaction of the business engaged
    in” without deductions for business expenses.         RCW 82.04.080.       Gross income includes
    “compensation for the rendition of services.” RCW 82.04.080. “Value proceeding or accruing”
    is consideration “actually received or accrued.” RCW 82.04.090. In a tax refund action, the
    taxpayer seeking the refund has the burden of establishing that the Department incorrectly assessed
    the tax and that the taxpayer is entitled to a refund. RCW 82.32.180.
    The B&O tax does not apply to amounts that “merely ‘pass through’ a business in its
    capacity as an agent.” Washington Imaging, 
    171 Wn.2d at 560
     (quoting City of Tacoma v. William
    Rogers Co., 
    148 Wn.2d 169
    , 175, 
    60 P.3d 79
     (2002)). Generally, the only way funds qualify for
    “pass-through” treatment is under WAC 458-22-111 (Rule 111). Washington Imaging, 
    171 Wn.2d at 559
    .     “Rule 111 excludes from the definition of ‘gross income’ certain ‘advances’ and
    ‘reimbursements’ for which the taxpayer assumes solely agent liability.” Rho Co., v. Dep’t of
    5
    No. 50348-4-II
    Revenue, 
    113 Wn.2d 561
    , 567, 
    782 P.2d 986
     (1989). B&O tax jurisprudence has routinely required
    evidence of an agency relationship in order to consider funds as “pass-through” payments. See,
    e.g., Walthew, Warner, Keefe, Arron, Costello & Thompson v. Dep’t of Revenue, 
    103 Wn.2d 183
    ,
    189, 
    691 P.2d 559
     (1984) (compensation qualified as “pass-through funds” where law firm was
    “acting solely as agent for the client in advancing the type of litigation expense involved here”).
    Despite arguing that the payments ESI receives from its clients for the value of the
    prescription drugs qualify as “pass-through” payments, ESI does not contend that Rule 111 applies.
    Indeed, ESI acknowledges that no agency relationship exists between ESI and its clients. Instead,
    ESI argues that First American Title Ins. Co. v. Dep’t of Revenue, 
    144 Wn.2d 300
    , 
    27 P.3d 604
    (2001) created an alternative basis to achieve “pass-through” status. However, ESI ascribes undue
    weight to the First American court’s use of the term “pass-through.”
    First American involved a title insurance company that operated with several underwritten
    title companies (UTCs) to provide a bundle of services to consumers. First American, 
    144 Wn.2d at 301-02
    . The bundled services included title insurance provided by First American and title
    abstracting services provided by the UTCs. First American, 
    144 Wn.2d at 302
    . Our Supreme
    Court’s decision in First American relied heavily on the unique nature of the business of UTCs
    and title insurance companies. See First American, 
    144 Wn.2d at 304-05
    . The court did not
    mention “pass-through funds” until the very end of its opinion when it concluded “the UTCs
    merely act as a pass-through entity for the proportional value of the product contributed by the
    insurer, i.e., 10 percent of the gross proceeds from sale, which is the value of the insurance policy.”
    First American, 
    144 Wn.2d at 305-06
    . The court did not explain what “pass-through funds” meant
    or outline any standards to be applied in future cases. We hold that the First American court’s use
    6
    No. 50348-4-II
    of the term “pass-through funds” was dicta and did not create an alternative means of achieving
    pass-through status for B&O tax purposes. Thus, we analyze ESI’s pass-through argument under
    Rule 111.
    ESI’s PBM services include managing all of its clients’ drug benefit programs, including
    the obligation to pay retail pharmacies for drugs dispensed to plan members. Pursuant to its
    contracts with retail pharmacies, ESI is solely responsible for payment to the pharmacies for the
    drugs dispensed to plan members and assumes the credit risk of ESI’s clients’ ability to pay for
    the drugs. ESI negotiates the payment it receives from its clients for the value of the prescription
    drugs and separately negotiates how much it will pay retail pharmacies to settle its obligation to
    them. As such, ESI does not act as a mere pass-through agent for its clients. Rather, the
    compensation ESI receives from its clients for the value of the prescription drugs is an integral
    part of ESI’s business model for its PBM services.
    ESI analogizes its business to that of credit card processors, who “are not subject to B&O
    tax on amounts passed through to merchants.” Br. of Appellant 27. But ESI and other PBM
    companies differ from credit card processors because credit card processors are not parties to the
    contractual agreement between bank, cardholder, and merchant, whereas PBM companies
    independently negotiate prices with both clients and pharmacies.
    Credit card processors’ activities are limited to processing the credit card payment, for
    which it receives gross income in the form of a merchant discount fee. See, Br. of Appellant, App.
    A, (Excise Tax Advisory 3204.2017). The funds forwarded by the issuing bank to the merchant
    in settlement of the cardholder’s debt obligation are unrelated to the credit card processor’s
    business activity.
    7
    No. 50348-4-II
    In contrast, the portion of ESI’s payment from its clients representing the value of the
    prescription drugs is part and parcel of the amount ESI contracted to receive in compensation for
    its PBM services. Under its contracts, ESI assumes the obligation to pay retail pharmacies for the
    prescription drugs dispensed to its clients’ members, and ESI retains the right to realize a profit on
    the difference between the amount it pays pharmacies and the amount it charges clients for its
    services. The relationship between pharmacies, ESI, and ESI’s clients is significantly different
    from the relationship between issuing banks, credit card processors, and merchants. Thus, ESI’s
    analogy fails.
    We hold that the portion of payments ESI receives from its clients representing the value
    of the prescription drugs does not qualify as “pass-through” funds and is subject to the B&O tax.
    Accordingly, we affirm the superior court’s order granting summary judgment in favor of the
    Department.
    A majority of the panel having determined that only the foregoing portion of this opinion
    will be printed in the Washington Appellate Reports and that the remainder shall be filed for public
    record in accordance with RCW 2.06.040, it is so ordered.
    ESI also argues that (1) if the value of the prescription drugs is subject to the B&O tax, ESI
    should be taxed as a wholesaler or retailer as opposed to a service provider, (2) ESI is entitled to
    relief from the B&O tax because the superior court improperly invalidated only parts of the 2006
    version of Rule 194 rather than the entire rule, (3) ESI properly apportioned zero gross income to
    Washington for periods prior to June 1, 2010, and (4) ESI is also entitled to relief from the B&O
    8
    No. 50348-4-II
    tax, interest, and penalties from January 1, 2007 to May 31, 2010, under (a) Washington’s
    Taxpayer’s Rights and Responsibilities Act3 and/or (b) common law equitable estoppel.
    We hold that the Department correctly imposed B&O tax on ESI as a service provider, and
    ESI remains subject to the B&O tax regardless of whether the 2006 version of Rule 194 is invalid
    in its entirety. We further hold that the Department’s apportionment computation was not
    unreasonable, excessive, or arbitrarily and capriciously achieved, and ESI is not entitled to relief
    from the B&O tax, interest, and penalties under either the Taxpayer’s Rights and Responsibilities
    Act or common law equitable estoppel.
    ADDITIONAL FACTS
    In its APA challenge, ESI argued that former Rule 194 as amended in 2006 (Rule 194
    (2006)) exceeded the Department’s statutory authority by removing the requirement that a
    taxpayer have a place of business in Washington in order to be subject to the B&O tax. ESI also
    argued that Rule 194 (2006) was arbitrary and capricious. As relief, ESI sought to be held to the
    pre-2006 Rule 194 standard to determine whether it was subject to the B&O tax. The superior
    court held a hearing on the APA claim on February 19, 2016.
    A.       B&O TAX & RULE 194
    In making its determination, the superior court focused on the pertinent portions of RCW
    82.04 and Rule 194 both before and after the 2006 amendment to Rule 194. RCW 82.04.220
    imposes the B&O tax, and RCW 82.04.460 pertains to how entities taxable in both Washington
    3
    Ch. 82.32A.
    9
    No. 50348-4-II
    and another state may apportion their income. Prior to 2010, former RCW 82.04.460 (2004)
    provided in part:
    Any person rendering services taxable under RCW 82.04.290 . . . and maintaining
    places of business both within and without this state which contribute to the
    rendition of such services shall, for the purpose of computing tax liability under
    RCW 82.04.290 . . . , apportion to this state that portion of the person’s gross
    income which is derived from services rendered within this state.
    (Emphasis added). The Department implemented RCW 82.04.460 through the promulgation of
    Rule 194.
    Prior to the 2006 amendment, Rule 194 provided in relevant part:
    When the business involves a transaction taxable under the classification
    service and other business activities, the tax does not apply upon any part of the
    gross income received for services incidentally rendered to persons in this state by
    a person who does not maintain a place of business in this state and who is not
    domiciled herein.
    ....
    Persons engaged in a business taxable under the service and other business
    activities classification and who maintain places of business both inside and outside
    this state . . . shall apportion to this state that portion of gross income derived from
    services rendered by them in this state . . . .
    For purposes of apportionment under RCW 82.04.460 and this rule the term
    “place of business” generally means a location at which regular business of the
    taxpayer is conducted and which is either owned by the taxpayer or over which the
    taxpayer exercises legal dominion and control.
    Former Rule 194 (1983) (emphasis added).
    Despite the fact that the legislature had not amended the relevant statutes, the Department
    significantly amended Rule 194 in 2006. The 2006 amendment repealed the aforementioned
    language of Rule 194 and replaced it, in part, with the following:
    Place of business – minimum presence necessary for tax. . . . A place of business
    exists in a state when a taxpayer engages in activities in the state that are sufficient
    to create nexus. Nexus is that minimum level of business activity or connection
    10
    No. 50348-4-II
    with the state of Washington which subjects the business to the taxing jurisdiction
    of this state. Nexus is created when a taxpayer is engaged in activities in the state,
    either directly or through a representative, for the purpose of performing a business
    activity. It is not necessary that a taxpayer have a permanent place of business
    within a state to create nexus.
    Former Rule 194 (2006).
    Former RCW 82.04.220 (1961), the version of the statute in effect at the time of the 2006
    amendment to Rule 194, provided:
    There is levied and shall be collected from every person a tax for the act or privilege
    of engaging in business activities. Such tax shall be measured by the application
    of rates against value of products, gross proceeds of sales, or gross income of the
    business, as the case may be.
    The legislature did not amend RCW 82.04.220 or .460 until 2010, when the statutes were amended
    to read:
    There is levied and collected from every person that has a substantial nexus with
    this state a tax for the act or privilege of engaging in business activities. The tax is
    measured by the application of rates against value of products, gross proceeds of
    sales, or gross income of the business, as the case may be.
    Except as otherwise provided in this section, any person earning apportionable
    income taxable under this chapter and also taxable in another state must, for the
    purpose of computing tax liability under this chapter, apportion to this state . . . that
    portion of the person’s apportionable income derived from business activities
    performed within this state.
    Former RCW 82.04.220 (2010) (emphasis added); former RCW 82.04.460 (2010).
    B.     SUPERIOR COURT’S RULING RE: APA RULE CHALLENGE
    On June 10, 2016, the superior court announced its ruling that Rule 194 (2006) exceeded
    the Department’s statutory authority and was invalid because it was arbitrary and capricious. In
    light of its ruling, the superior court asked the parties whether portions of Rule 194 (2006) could
    11
    No. 50348-4-II
    survive. Both parties proposed findings and conclusions, and ultimately the superior court entered
    the Department’s revised order with its own additional changes.
    In its order, the superior court concluded that at the time of the 2006 amendment to Rule
    194, the statutory reach of the B&O tax did not extend to out-of-state businesses who did not have
    a physical presence in Washington. The court concluded that the 2006 amendment changed the
    way the rule articulated whether a business was subject to the B&O tax. In so doing, the
    amendment expanded the reach of the tax, first, by defining “place of business” by reference to
    nexus not physical location, and second, by removing the place of business requirement from the
    prior version of the rule. CP at 316. The superior court noted that at the time of the amendment,
    the statutes imposing the B&O tax applied only to those business who had a physical presence in
    Washington, and thus, the 2006 amendment to Rule 194 exceeded the Department’s statutory
    authority. The superior court also concluded that the portions of the 2006 amendment expanding
    B&O taxation to businesses with a nexus to Washington were also arbitrary and capricious.
    The superior court ultimately granted ESI’s challenge to the 2006 amendment to Rule 194:
    [O]nly with respect to those parts of the Rule . . . that are inconsistent with the
    statutory “physical presence” requirement implicitly included in the pre-2010
    version of RCW 82.04.220. Physical presence was a statutory requirement under
    RCW 82.04.220 prior to the 2010 amendment to that statute, and Express Scripts
    will be immune from the Washington tax during the tax periods at issue if it can
    show that it did not have any physical presence in Washington during that January
    2007 through May 2010 period.
    CP at 317. Although the superior court ultimately invalidated only portions of Rule 194 (2006), it
    effectively granted ESI’s requested relief by ordering that the taxation of ESI’s revenues be
    governed by the pre-2006 version of Rule 194.
    12
    No. 50348-4-II
    ADDITIONAL ANALYSIS
    II. TAX CATEGORY
    ESI argues that if it is subject to the B&O tax for the value of the prescription drugs, it
    should be taxed as a wholesaler or retailer as opposed to as a service provider. Notably, ESI does
    not contend that it sells prescription drugs; ESI’s argument is based on its contention that by
    subjecting ESI to the B&O tax for payments from its clients, including the value of the prescription
    drugs, the Department treats ESI as if it were selling prescription drugs. We disagree.
    How the B&O tax statutes apply to ESI in this case is a question of law that we review de
    novo. Washington Imaging, 
    171 Wn.2d at 555
    . We disagree that the Department is treating ESI
    as if it were selling prescription drugs. Rather, the Department assessed ESI’s B&O tax on the
    full amount of compensation ESI received from its clients in exchange for ESI’s PBM services.
    Those services include managing the clients’ drug benefit programs. As part of its PBM services,
    ESI assumes the obligation of paying retail pharmacies for the prescription drugs dispensed to
    ESI’s clients’ plan members. As previously mentioned, ESI independently contracts with its
    clients to determine the amount that the client will pay ESI for its services. These payments from
    clients, including the amount representing the value of the prescription drugs sold by retail
    pharmacies, represents ESI’s gross income, or “the value proceeding or accruing by reason of the
    transaction of the business engaged in.” RCW 82.04.080(1).
    Contrary to ESI’s contention on appeal, the Department is not assessing the B&O tax on
    ESI’s “gross receipts from the sale of prescription drugs.” Br. of Appellant 31. Rather, the
    Department is properly assessing the B&O tax on ESI’s gross income.              We hold that the
    Department correctly imposed the B&O tax on ESI as a service provider.
    13
    No. 50348-4-II
    III. RULE 194
    ESI next argues that the superior court erred by invalidating only parts of Rule 194 rather
    than the entire rule because the retained portions of the rule relied on the invalidated portions.4
    ESI contends that because the entire rule is invalid, ESI is entitled to a tax refund. However, ESI’s
    argument is misplaced because ESI would not be entitled to relief even if Rule 194 (2006) is invalid
    in its entirety.
    ESI argued below that Rule 194 (2006) is invalid because it exceeded the statutory
    authority of the Department and was arbitrary and capricious. ESI argued that as a result, it should
    be subject to the pre-2006 Rule 194 standard that the B&O tax did not apply to taxpayers who did
    not maintain a place of business in Washington and were not domiciled in this state. The superior
    court agreed with ESI and ruled that ESI would be immune from the B&O tax if it could show that
    it did not have any physical presence in Washington during the audit period.5
    Regardless of whether Rule 194 (2006) is invalid in its entirety, ESI is nonetheless not
    entitled to tax relief as a result. Rule 194 does not impose the B&O tax. Rather, ESI is subject to
    the B&O tax on an apportioned share of its PBM service income under the controlling statutes:
    RCW 82.04.220, which imposes the B&O tax; RCW 82.04.290(2), which establishes the tax rate
    4
    In its reply brief, ESI argues for the first time that the superior court does not have authority to
    invalidate agency rules only in part and that RCW 34.05.570(2)(c) only authorizes the superior
    court to invalidate rules in their entirety. Generally, we will not consider arguments raised for the
    first time in a reply brief, and do not do so here. RAP 10.3(c).
    5
    The Department contends that the superior court’s decision was erroneous but does not cross-
    appeal the superior court’s order. Because the Department does not cross-appeal, we do not revisit
    whether the 2006 amendment exceeded statutory authority or was arbitrary and capricious as it
    pertains to the statutory “physical presence” requirement of the pre-2010 version of RCW
    82.04.220.
    14
    No. 50348-4-II
    under the service and other tax classification; and RCW 82.04.460(1), which permits the
    apportionment of service income. Whether Rule 194 (2006) is invalid has no bearing on the
    validity of the controlling statutes, and ESI remains subject to the B&O tax as set forth in the
    applicable statutes.
    Consequently, we hold that ESI’s argument that it is entitled to tax relief because the
    superior court should have invalidated Rule 194 (2006) in its entirety fails.
    IV. APPORTIONMENT
    ESI next argues that it properly apportioned zero gross income to Washington for periods
    prior to June 1, 2010. We disagree.
    For the relevant period, the apportionment of gross revenues for service businesses was
    governed by former RCW 82.04.460(1) (2004), which states:
    Where such apportionment cannot be accurately made by separate accounting
    methods, the taxpayer shall apportion to this state that proportion of the taxpayer’s
    total income which the cost of doing business within the state bears to the total cost
    of doing business both within and without the state.
    A company challenging the Department’s apportionment computation must show that the
    computation was “unreasonable, excessive, or . . . arbitrarily and capriciously achieved.” Smith v.
    State, 
    64 Wn.2d 323
    , 339, 
    391 P.2d 718
     (1964). Here, ESI points to no evidence in the record to
    support its assertion that the proper apportionment is zero. Thus, we uphold the Department’s
    computation of ESI’s apportionment.
    15
    No. 50348-4-II
    V. TAXPAYER RIGHTS
    ESI next argues that it is entitled to a waiver of interest, penalties, and tax assessment6
    under the Washington Taxpayer’s Rights and Responsibilities Act, RCW 82.32A.020(2), because
    it relied upon instructions in a prior audit report. The Department responds that ESI is not entitled
    to relief under the Act because ESI provided no evidence supporting its contention that it
    reasonably relied on the prior audit. We agree with the Department.
    The Act provides that taxpayers have
    [t]he right to rely on specific, official written advice and written tax reporting
    instructions from the department of revenue to that taxpayer, and to have interest,
    penalties, and in some instances, tax deficiency assessments waived where the
    taxpayer has so relied to their proven detriment.
    RCW 82.32A.020(2).
    ESI claims that in paying its taxes for the period ending in 2010, it relied on a prior audit
    report that instructed ESI’s corporate subsidiary, ESI Mail Pharmacy, Inc., that the dispensing fee
    was not subject to the B&O tax pursuant to Rule 194. That prior audit report, which covered the
    period of January 1, 2001 through December 31, 2006, explicitly stated that the instructions
    contained therein “constitute ‘specific written instructions’ within the meaning of RCW
    82.32.090.” CP at 619. ESI claims that the report’s reference to the dispensing fee implies that
    the other fees ESI receives for conducting its PBM business are also not subject to the B&O tax
    pursuant to Rule 194.
    The Department correctly asserts that ESI offered no evidence that it actually relied on the
    audit’s instruction when paying its taxes for the 2007-2010 reporting period and that, in fact, the
    6
    For the period January 1, 2007 through May 31, 2010.
    16
    No. 50348-4-II
    evidence in the record undercuts ESI’s reliance claim for five reasons. First, the prior audit did
    not involve ESI’s PBM activities, but rather involved the activities of ESI’s subsidiary corporation
    that made retail sales of prescription drugs. Second, the prior audit was a partial audit, limited in
    scope to the 2003-2006 period. Third, there was no implication in the prior audit that ESI’s PBM
    activities were not subject to the B&O tax. Rather, the audit simply stated that the dispensing fee
    would not be taxed because ESI had no physical presence in Washington. Fourth, the prior audit
    instructions were issued in December 2007, but ESI did not file B&O tax returns from January
    through November 2007. Finally, ESI’s tax director, who was involved in providing accounting
    records to the Department during the 2007-2010 audit, testified that he did not review the prior
    audit instructions until 2011 or 2012 and could not explain whether or how ESI relied on that report
    for the 2007-2010 audit at all.7
    Furthermore, the basis for the prior audit report’s statement that the dispensing fee would
    not be subject to the B&O tax was that the Department had concluded in that audit that ESI did
    not have a physical presence in the state. But the 2006 amendment to Rule 194 changed the
    Department’s interpretation of what constituted sufficient physical presence to warrant imposition
    of the B&O tax for the 2007-2010 audit period. Although the superior court ultimately found the
    amendment was inconsistent with RCW 82.04.220, ESI was nevertheless on notice during the
    7
    In its reply brief, ESI counters that whether or not it actually relied on the prior report is a factual
    dispute, in which case remand for an evidentiary hearing would be required. But the proper time
    to assert the existence of material facts in dispute was at the summary judgment stage, not for the
    first time in a reply brief on appeal. This appeal does not involve a dispute over the facts in the
    record, but rather a total lack of evidentiary support in the record for ESI’s claim of reliance.
    Indeed, ESI begins its opening brief with the statement, “The underlying facts in this appeal are
    generally not disputed.” Br. of Appellant at 1. We reject ESI’s argument.
    17
    No. 50348-4-II
    2007-2010 period that the Department’s standards had been amended, and thus that its B&O tax
    liability may have been affected. Either ESI was not relying on that statement from the 2006
    report, or its reliance was unreasonable in light of the 2006 amendment to Rule 194.
    For these reasons, we hold that ESI is not entitled to a waiver under the Taxpayer’s Rights
    and Responsibilities Act.
    VI. EQUITABLE ESTOPPEL
    Finally, ESI argues that it is entitled to relief under common law equitable estoppel due to
    ESI’s reliance on the prior audit. We disagree.
    A party asserting equitable estoppel against the government must satisfy five elements: (1)
    an admission, statement, or act inconsistent with the claim later asserted; (2) action by the other
    party in reasonable reliance on such admission, statement, or act; (3) injury to such other party
    resulting from permitting the first party to contradict or repudiate the admission, statement, or act;
    (4) the application of equitable estoppel is necessary to prevent a manifest injustice; and (5) the
    application of equitable estoppel would not impair the exercise of governmental functions.
    Kramarevcky v. Dep’t of Soc. & Health Servs., 
    122 Wn.2d 738
    , 743, 
    863 P.2d 535
     (1993).
    “Equitable estoppel against the government is not favored.” Kramarevcky, 
    122 Wn.2d at 743
    . Courts should be especially reluctant to find the government equitably estopped when public
    revenues are involved. Kramarevcky, 
    122 Wn.2d at 744
    . A party asserting equitable estoppel
    against the government must prove each element of estoppel with clear, cogent, and convincing
    evidence. Kramarevcky, 
    122 Wn.2d at 744
    . “Under this burden of proof, the trier of fact must be
    convinced the fact in issue is ‘highly probable.’” Kramarevcky, 
    122 Wn.2d at 744
     (quoting
    Colonial Imports, Inc. v. Carlton Northwest, Inc., 
    121 Wn.2d 726
    , 735, 
    853 P.2d 913
     (1993)).
    18
    No. 50348-4-II
    ESI claims it meets the elements of estoppel because:
    (1) The prior audit report, stating that ESI was not subject to tax on its PBM income
    is inconsistent with [the Department]’s later claim that such income was taxable;
    (2) ESI did not file B&O tax returns or pay taxes based upon the statements in the
    prior audit report;
    (3) ESI was injured in the form of an assessment in the paid amount of $14 million
    where it could have modified its contracts or otherwise changed its business
    practices (including no longer providing PBM services to Washington clients) as a
    result of [the Department]’s repudiation of the prior audit report;
    (4) It would be manifestly unjust to permit [the Department] to retain this
    overpayment; and
    (5) Government functions would not be impaired by the application of equitable
    estoppel. The State of Washington operates under a nearly $80 billion biennial
    budget . . . . By comparison, the potential refund of something less than $14 million
    is a proverbial drop in the state budget bucket.
    Br. of Appellant at 49.
    We hold that ESI fails to prove each element of estoppel with clear, cogent, and convincing
    evidence. As discussed above, there is no evidence that ESI actually relied on the prior audit report
    during the 2007-2010 period.       Even if there was actual reliance, such reliance was likely
    unreasonable in light of the 2006 amendment to Rule 194.
    Furthermore, although ESI may be able to show injury by virtue of the assessed tax penalty,
    ESI offers nothing more than speculation and conclusory statements in support of the remaining
    elements. This falls well short of meeting ESI’s burden to prove equitable estoppel, particularly
    in light of our reluctance to find the government equitably estopped when public revenues are
    involved, as they are here. Kramarevcky, 
    122 Wn.2d at 744
    .
    We reject ESI’s claim for equitable estoppel.
    19
    No. 50348-4-II
    CONCLUSION
    In conclusion, we hold that the portion of payments ESI receives from its clients
    representing the value of the prescription drugs does not qualify as “pass-through” funds and is
    subject to the B&O tax. We also hold that the Department correctly imposed the B&O tax on ESI
    as a service provider, and ESI remains subject to the B&O tax regardless of whether the 2006
    version of Rule 194 was invalid in its entirety.        We further hold that the Department’s
    apportionment computation was not unreasonable, excessive, or arbitrarily and capriciously
    achieved, and ESI is not entitled to relief from the B&O tax, interest, and penalties under either
    the Taxpayer’s Rights and Responsibilities Act or common law equitable estoppel. Accordingly,
    we affirm.
    SUTTON, J.
    We concur:
    LEE, A.C.J.
    WORSWICK, J.
    20