Mather v. Pricewaterhousecoopers CA2/4

CourtCalifornia Court of Appeal
DecidedMay 21, 2026
DocketB349827
StatusUnpublished

This text of Mather v. Pricewaterhousecoopers CA2/4 (Mather v. Pricewaterhousecoopers CA2/4) is published on Counsel Stack Legal Research, covering California Court of Appeal primary law. Counsel Stack provides free access to over 12 million legal documents including statutes, case law, regulations, and constitutions.

Bluebook
Mather v. Pricewaterhousecoopers CA2/4, (Cal. Ct. App. 2026).

Opinion

Filed 5/21/26 Mather v. Pricewaterhousecoopers CA2/4 NOT TO BE PUBLISHED IN THE OFFICIAL REPORTS

California Rules of Court, rule 8.1115(a), prohibits courts and parties from citing or relying on opinions not certified for publication or ordered published, except as specified by rule 8.1115(b). This opinion has not been certified for publication or ordered published for purposes of rule 8.1115.

IN THE COURT OF APPEAL OF THE STATE OF CALIFORNIA

SECOND APPELLATE DISTRICT

DIVISION FOUR

NICOLE S. MATHER, B349827

Plaintiff and Respondent, (Los Angeles County Super. Ct. No. 25STCV10767) v.

PRICEWATERHOUSECOOPERS LLP, et al.,

Defendants and Appellants.

APPEAL from an order of the Superior Court of Los Angeles County, Steve Cochran, Judge. Reversed and remanded with instructions. Kibler Fowler & Cave, Michael D. Kibler, Matthew J. Cave, Dominique Caamano, and Jesse Mentz, for Defendants and Appellants. Robins Kaplan, Roman M. Silberfeld, and Zachary A. Cohen, for Plaintiff and Respondent. Defendants PricewaterhouseCoopers LLP, PwC US Tax LLP, and PricewaterhouseCoopers Advisory Services LLC (collectively, PwC) appeal from the trial court’s order denying PwC’s motion to compel arbitration. The court found the arbitration agreement plaintiff Nicole S. Mather signed was unconscionable and thus unenforceable. PwC contends the court erred because the parties agreed to delegate questions of enforceability to an arbitration panel and Mather failed to demonstrate the delegation clause was unenforceable. We agree and reverse.

FACTUAL AND PROCEDURAL BACKGROUND In April 2024, Mather entered into an agreement for tax services with PwC. The agreement contained a provision requiring any dispute relating to the agreement to be resolved by arbitration. The arbitration would take place in New York before a panel of three arbitrators and would be governed by New York law. The arbitration panel would have no power to award non- monetary or equitable relief or to award damages inconsistent with a separate “Limitations on Liability” provision. All aspects of the arbitration were to be treated as confidential. The arbitration provision contained a delegation clause. It stated: “The arbitration panel shall have exclusive authority to resolve any dispute relating to the interpretation, applicability, enforceability or formation of, or defenses with respect to, this agreement, including but not limited to issues of arbitrability.” After a dispute arose between the parties relating to the tax services, Mather filed a complaint against PwC. PwC filed a motion to compel arbitration and stay the action, arguing Mather’s claims were covered by the arbitration agreement. PwC

2 asserted Mather was the CEO of an international business and a sophisticated professional who over the years had entered into seven agreements with PwC for tax services. It argued that no grounds existed to deny arbitration and that Mather agreed to delegate exclusive authority to decide questions of arbitrability to a panel of arbitrators. In opposition, Mather argued the arbitration clause was unenforceable because the agreement was unconscionable. She contended the arbitration provision was “embedded in a standardized, non-negotiable engagement letter presented on a take-it-or-leave-it basis by one of the world’s most powerful professional services firms.” She argued it included several one- sided terms that solely benefitted PwC. Further, she asserted the delegation clause itself was unconscionable because it was “not within the adhering party’s reasonable expectations,” created “a conflict of interest” for the arbitrators, and was “embedded in the same adhesive, boilerplate agreement and incorporated the same oppressive terms.” In reply, PwC averred the court’s analysis was limited to the validity of the delegation clause, which PwC argued was enforceable. At the outset of the hearing on its motion, PwC informed the trial court that the claims asserted in the case were pending “before the agreed arbitration forum” and that the arbitration panel had ordered the parties to brief arbitrability. PwC argued the trial court did not need to decide unconscionability because it was not “[the] court’s purview in light of the delegation clause.” The trial court stated it was “going to opt to go forward and decide” the matter. The court found the arbitration agreement had “minimal procedural unconscionability, the usual take it or leave it kind of thing.” Next, the court found the agreement had

3 substantive unconscionability: “[T]he limit on the remedy, not so much the equitable, but on the damages. And then this out of state forum are troubling.” The court said it was finding unconscionability and denied the motion. PwC appealed.

DISCUSSION A. Delegation Clauses “Parties to an arbitration agreement may agree to delegate to the arbitrator, instead of a court, questions regarding the enforceability of the agreement.” (Tiri v. Lucky Chances, Inc. (2014) 226 Cal.App.4th 231, 241 (Tiri).) A delegation clause is treated as a separate agreement to arbitrate issues of enforceability. (Malone v. Superior Court (2014) 226 Cal.App.4th 1551, 1559 (Malone).) Thus, “whether the arbitration agreement as a whole is ultimately held to be unenforceable will have no bearing on the enforcement of the delegation clause itself.” (Ibid.) If a party makes a specific challenge to a delegation clause, “the court must determine whether the delegation clause itself may be enforced (and can only delegate the general issue of enforceability to the arbitrator if it first determines the delegation clause is enforceable).” (Id. at p. 1560, citing Rent-A- Center, West, Inc. v. Jackson (2010) 561 U.S. 63, 70 (Rent-A- Center).) “There are two prerequisites for a delegation clause to be effective. First, the language of the clause must be clear and unmistakable. [Citation.] Second, the delegation must not be revocable under state contract defenses such as fraud, duress, or unconscionability.” (Tiri, supra, 226 Cal.App.4th at p. 242.) In this case, Mather does not dispute that the language of the delegation clause is clear and unmistakable.

4 B. The Trial Court Impliedly Found the Delegation Clause was Unconscionable PwC argues the trial court erred by failing to decide first whether the delegation clause was enforceable before finding the entire arbitration agreement unenforceable. We conclude the trial court impliedly found the delegation clause was unconscionable. Mather, in opposition to PwC’s motion to compel arbitration, argued the delegation clause was unconscionable. After PwC argued at the hearing that issues of enforceability were delegated to the arbitrators, the trial court stated it was “finding unconscionability” and denied the motion. We presume the court impliedly found the delegation clause was unconscionable. (See Parada v. Superior Court (2009) 176 Cal.App.4th 1554, 1567 [when trial court makes no express findings, we infer the court made every implied finding necessary to support the order compelling arbitration].) Next, we determine whether the trial court erred in making that implied finding.

C. The Delegation Clause is Not Unconscionable “‘[T]he core concern of unconscionability doctrine is the “‘“absence of meaningful choice on the part of one of the parties together with contract terms which are unreasonably favorable to the other party.”’”’” (Tiri, supra, 226 Cal.App.4th at p. 243.) The party opposing arbitration has the burden of proving unconscionability, which has both procedural and substantive elements. (Id. at p. 244.) Any claim of unconscionability involving a delegation clause “must be specific to the delegation clause.” (Ibid.)

5 Procedural unconscionability focuses on oppression and surprise. (Tiri, supra, 226 Cal.App.4th at p.

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Bluebook (online)
Mather v. Pricewaterhousecoopers CA2/4, Counsel Stack Legal Research, https://law.counselstack.com/opinion/mather-v-pricewaterhousecoopers-ca24-calctapp-2026.