Also known as:public interests · public-interest · public welfare · common good
Written by attorneys · grounded in primary & secondary sources — see below
An interest of the general public in matters affecting its welfare or well-being. It functions as a factor courts and agencies weigh when deciding whether to authorize or restrict conduct, grant equitable relief, or enforce agreements.
Sources & Authorities
How it applies
Common Examples
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Conspiracy to Harm Public Welfare
Preston Pratt and Parker Phillips agree to flood a local market with counterfeit goods that are not themselves criminal to sell but that undercut legitimate businesses and harm consumers. A court finds the agreement unlawful because it pursues an objective contrary to the public welfare even though no crime is targeted.
Summoning a Grand Jury
After reports of widespread public corruption surface in a district, the court orders a grand jury summoned because the public interest requires investigation into the matter. The panel is assembled with the required sixteen to twenty-three members.
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Cases
Statutes
Federal Rules
Uniform Acts
Model Codes
Common Law
Restatements
Casebooks
Hornbooks
Paige Porter, a lawyer at a public interest organization, represents an indigent client in a benefits appeal. Porter provides a small sum for the client's rent and medicine without promising further gifts or seeking repayment, consistent with the allowance for basic living expenses in such representations.
Injunction Balancing Public Interest
Philip Powell seeks an injunction to stop a factory discharge that pollutes a river used by the community. The court weighs the public interest in clean water against the factory's hardship and grants relief after finding the public interest favors abatement.
Landmark Regulation and Takings
Pilar Pena owns a historic building subject to a preservation ordinance that bars demolition for a larger development. The regulation advances the public interest in landmark protection and leaves Pena with a reasonable beneficial use, so no compensable taking occurs.
Contract Contrary to Public Welfare
Pavel Petrov agrees to restrain trade by dividing markets with a competitor. A court refuses to enforce the promise because it contravenes the public welfare, rendering the agreement unenforceable under public policy.
Common questions
Frequently Asked
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How does public interest function in the risk-utility analysis for negligence?+
Courts treat the social value of the interest advanced by the defendant's conduct as a key component of utility. When the conduct protects a substantial public interest such as preserving a food supply for vulnerable community members or restoring emergency communications, that value weighs heavily on the utility side of the balance even if some risk to individuals is created.
What role does public interest play when a court decides whether to grant an injunction?+
Courts must consider the public interest both in deciding whether to issue an injunction and in shaping its scope. Public health, safety, and economic interests are appropriate factors, and the injunction may be denied or narrowed if enforcement would disserve those interests.
When may a court refuse to enforce a contract on public-interest grounds?+
A court may decline enforcement when the promise contravenes an aspect of public welfare, such as policies against restraint of trade or impairment of family relations. The rule rests on considerations of public policy rather than the parties' probable intention.
Does a bare statutory violation automatically satisfy the concrete-injury requirement for standing when the statute protects a public interest?+
No. A plaintiff must still show a particularized and concrete injury. A generalized interest shared by the public at large in proper enforcement of the law does not confer Article III standing even when the statute is designed to advance a public interest.
376 U.S. 254 (1964)Remedies
…claimed abuses, and sought financial support on behalf of a movement whose existence and objectives are matters of the highest public interest and concern. See N. A. A. C. P. v. Button, 371 U. S. 415, 435. That the Times was paid for publishing the advertisement is as immaterial in this connection as is the fact that newspapers…