Master California Supreme Court invalidated a hospital admissions exculpatory clause as contrary to public policy, articulating the six-factor "public interest" test for unenforceable releases. with this comprehensive case brief.
Tunkl v. Regents of University of California is a foundational contracts case on the enforceability of exculpatory clauses that purport to release a party from liability for future negligence. Addressing a hospital's attempt to require patients to sign a liability waiver as a condition of admission, the California Supreme Court located a principled boundary between freedom of contract and the public's interest in access to essential services delivered with due care.
The opinion is best known for articulating the six "Tunkl factors," a structured test for identifying transactions that so implicate the public interest that contractual waivers of negligence liability are void as against public policy. Those factors have been influential nationwide, shaping modern law on adhesion contracts, unequal bargaining power, and limits on private risk allocation in essential, regulated services such as healthcare, utilities, and other vital industries.
Tunkl v. Regents of Univ. of Cal., 60 Cal. 2d 92, 383 P.2d 441, 32 Cal. Rptr. 33 (Cal. 1963)
Plaintiff Mr. Tunkl sought medical care at the UCLA Medical Center, a nonprofit, publicly affiliated teaching hospital operated by the Regents of the University of California. As a condition of admission, he was required to sign a standardized "Conditions of Admission" form that included an exculpatory clause releasing the hospital, its employees, and associated physicians from liability for future negligence in connection with diagnosis, care, or treatment. After receiving treatment, Mr. Tunkl allegedly suffered injuries due to negligent acts or omissions by the hospital and its personnel. He filed a negligence action. The hospital asserted the signed release as a complete defense, contending it barred recovery for ordinary negligence. The trial court enforced the release and entered judgment for the hospital based on the exculpatory clause. Mr. Tunkl appealed, arguing the clause violated public policy under California Civil Code § 1668 and general principles limiting the enforceability of exculpatory agreements in transactions affecting the public interest.
Is a hospital admissions exculpatory clause releasing the hospital and its staff from liability for future negligence enforceable, or is it void as contrary to public policy because the transaction affects the public interest under California Civil Code § 1668?
Under California Civil Code § 1668 and California public policy, an agreement exempting a party from responsibility for future negligence is unenforceable when it affects the public interest. Whether a transaction affects the public interest is assessed using the six Tunkl factors. A contract that implicates the public interest, and thus renders an exculpatory clause void, typically involves: (1) a business suitable for public regulation; (2) a service of great importance to the public, often a practical necessity; (3) an offer to serve any member of the public who seeks it (or who meets established standards); (4) a decisive disparity in bargaining strength enabling the service provider to dictate terms; (5) presentation of a standardized adhesion contract with no option to pay more for protection against negligence; and (6) the purchaser's person or property is placed under the seller's control, subject to the risk of the seller's carelessness.
The hospital admissions exculpatory clause is void as against public policy because hospital services implicate the public interest under § 1668 and the six-factor test. The judgment enforcing the release was reversed.
The court began from the premise that freedom of contract is not absolute; parties may not, by private agreement, subvert policies designed to protect the public. Civil Code § 1668 has been construed to prohibit exculpatory agreements that, though purporting to waive future negligence, would operate in contexts where the public interest requires a duty of due care to remain legally enforceable. To make that assessment administrable, the court articulated six indicia showing that a transaction affects the public interest. Applying those factors, the court found hospital services squarely within the public interest. First, hospitals are pervasively regulated, reflecting their societal importance and the risks involved. Second, access to hospital care is a practical necessity; medical treatment often involves emergencies or conditions where patients cannot meaningfully shop or delay care. Third, hospitals hold themselves out to serve the public at large (subject to clinical criteria), not a selective, negotiated clientele. Fourth, the nature of medical need and the hospital's gatekeeping role create overwhelming disparities in bargaining power; patients must accept the terms or forgo needed treatment. Fifth, the release was presented in a standardized, nonnegotiable admission form; there was no option to pay an additional fee for protection against negligence. Sixth, once admitted, a patient's person is placed under the hospital's control and exposed to risks uniquely within the hospital's competence and vigilance, magnifying the need to preserve tort accountability as a deterrent and compensatory mechanism. The hospital's nonprofit and teaching status did not alter the analysis. Public policy focuses on the function and the risks to the public, not the provider's organizational form or motives. Enforcing prospective releases in this setting would undermine incentives to maintain due care and unfairly shift the cost of negligent injuries to vulnerable patients or the public. The court emphasized that its holding does not condemn all exculpatory clauses; in voluntary, recreational, or purely private transactions lacking the public-interest attributes identified, such clauses may stand. But in the hospital-patient context, the exculpatory clause fails under § 1668 and general public policy.
Tunkl is the canonical case defining the "public interest" limitation on exculpatory clauses and remains a staple in contracts and torts courses. Its six-factor test is cited across jurisdictions to distinguish permissible risk allocation in private, voluntary activities from impermissible waivers in essential, regulated services marked by adhesion and unequal bargaining power. The case informs analysis of healthcare releases, utilities and common carriers, residential leases, and other settings where public policy restricts contract terms. It also bridges doctrines of adhesion, unconscionability, and tort deterrence, illustrating how courts balance freedom of contract against societal interests in safety and access.
The six Tunkl factors identify when an exculpatory clause affects the public interest and is therefore void: (1) the service is of a type suitable for public regulation; (2) it is of great importance to the public and often a practical necessity; (3) the provider holds itself out to serve the public; (4) there is a decisive disparity in bargaining power; (5) the exculpation is in a standardized adhesion contract with no option to purchase protection against negligence; and (6) the person or property of the purchaser is placed under the provider's control. Courts use these factors holistically; not all must be present, but the more they are, the more likely the clause is unenforceable.
No. Tunkl invalidates waivers in transactions affecting the public interest. Waivers in voluntary, nonessential activities—such as certain recreational sports—often remain enforceable if they are clear, unambiguous, and do not attempt to waive liability for gross negligence, willful misconduct, fraud, or statutory violations. The key is whether the transaction has the public-interest attributes identified by the Tunkl factors.
Section 1668 declares void contracts that seek to exempt a party from responsibility for fraud, willful injury, or violation of law. California courts have read § 1668, along with public-policy principles, to forbid prospective waivers of ordinary negligence when the transaction affects the public interest. Tunkl operationalizes that limitation through its six-factor test and applies it to hospital admissions.
No. The court held that organizational form and nonprofit status do not alter the public-interest analysis. What matters are the nature of the service (essential medical care), regulation, bargaining disparities, standardized contracts, and the degree of control over the patient—all of which support invalidating the release regardless of the provider's charitable or public character.
Patients generally cannot waive prospective claims for a hospital's ordinary negligence in providing essential medical services under Tunkl. However, patients can consent to known risks inherent in medical procedures (informed consent), and settlements of existing claims remain valid if entered knowingly and voluntarily. Prospective waivers of gross negligence or willful misconduct are not enforceable, and specialized research or experimental-treatment contexts still must satisfy public policy and informed-consent requirements; a blanket negligence waiver will typically fail under Tunkl.
Courts and legislatures have invoked Tunkl to scrutinize exculpatory clauses in settings like utilities, common carriers, residential leases, childcare, and other essential or heavily regulated services. The framework also informs analyses of adhesion and unconscionability by highlighting unequal bargaining power and lack of meaningful choice, even when courts do not explicitly cite § 1668.
Tunkl v. Regents of University of California draws a clear line between permissible and impermissible contractual risk allocation by rooting the analysis in public policy and the realities of market power. By invalidating a hospital's admissions release for future negligence, the court ensured that core duties of care in essential, regulated services remain enforceable and that vulnerable parties are not forced to bargain away safety to obtain basic necessities.
For law students, Tunkl is indispensable. It supplies a practical, factor-based test that recurs in exam hypotheticals and practice, clarifies the reach of § 1668 and public-policy limitations on freedom of contract, and provides a template for analyzing adhesion contracts in healthcare and analogous industries where the public interest justifies curbing private agreements.
Need to cite this case?
Generate a perfectly formatted Bluebook citation in seconds.
Use our Bluebook Citation Generator →