Also known as: municipal ordinances · local ordinance · city ordinance
Written by attorneys · grounded in primary & secondary sources — see below
A local legislative enactment by a municipal government that regulates conduct within its jurisdiction. Such enactments carry the force of law and may supply standards of conduct in tort actions or be subject to constitutional limits when they burden protected rights or discriminate against interstate commerce.
Mustafa Mahmoud and other Santeria practitioners in Hialeah planned a ritual involving animal sacrifice. The city enacted an ordinance that prohibited only the precise method of slaughter used in their ceremonies. The ordinance was enforced against the group, leading to arrests and fines that the practitioners challenged as a violation of their religious exercise.
Mason McCarthy owned a residential lot in a single-family zone. He applied for a variance to operate a small retail store, arguing that strict compliance would cause unnecessary hardship. The zoning board reviewed the request under procedures set by the local ordinance and state statute before granting or denying relief.
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Mirage Hotels generated solid waste at its facilities inside the city. A municipal ordinance required all locally produced waste to be processed at a designated in-state plant before export. The hotel challenged the rule after it raised costs and blocked contracts with out-of-state processors.
Maya Malik lived with her grandson in a single-family home under a city ordinance that defined family to exclude extended relatives. The city cited her for violating the occupancy rule and threatened eviction. Malik challenged the ordinance as an unconstitutional restriction on her liberty to live with family members.
Magnolia Foods sought to build a commercial bakery on land zoned residential. The city enforced its comprehensive zoning ordinance that separated industrial uses from homes. The company challenged the ordinance as an arbitrary restriction on property rights, but the court upheld it as a valid exercise of municipal power.
Miles Montgomery used peyote in a religious ceremony at his home. A municipal ordinance prohibited possession of the substance without exception. State officials denied his unemployment claim after he was fired for the conduct, and he challenged the denial as burdening his free exercise rights.
When a city ordinance sets a specific safety rule for a protected class of persons, violation of that rule by a plaintiff can constitute contributory negligence if the violation is unexcused and a legal cause of the harm. Courts apply the same negligence per se framework used for defendants. The ordinance must have been enacted to protect the plaintiff from the type of harm that occurred.
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A municipal ordinance that is not neutral or generally applicable and targets religious conduct must satisfy strict scrutiny. If the ordinance was enacted to suppress a religious practice, it will be invalidated unless it is necessary to achieve a compelling governmental interest. Neutral laws of general applicability that incidentally burden religion do not require exemptions.
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A municipal ordinance that requires all locally produced goods to be processed inside the state before export discriminates against interstate commerce and is unconstitutional. Such protectionist measures erect barriers that the dormant Commerce Clause prohibits. The ordinance fails unless it serves a legitimate local interest with no less discriminatory alternatives.
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…a paid, "commercial" advertisement. The argument relies on Valentine v. Chrestensen, 316 U. S. 52, where the Court held that a city ordinance forbidding street distribution of commercial and business advertising matter did not abridge the First Amendment freedoms, even as applied to a handbill having a commercial message on one…