City of Columbia v. Omni Outdoor Advertising, Inc.
E666878
City of Columbia v. Omni Outdoor Advertising, Inc. is a 1991 U.S. Supreme Court antitrust case that refined the scope of immunity for petitioning government under the Noerr-Pennington and state-action doctrines.
All labels observed (1)
| Label | Occurrences |
|---|---|
| City of Columbia v. Omni Outdoor Advertising, Inc. canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7476529 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: City of Columbia v. Omni Outdoor Advertising, Inc. Context triple: [Noerr-Pennington doctrine, clarifiedInCase, City of Columbia v. Omni Outdoor Advertising, Inc.]
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A.
County of Allegheny v. ACLU
County of Allegheny v. ACLU is a 1989 U.S. Supreme Court case that refined the interpretation of the Establishment Clause by addressing the constitutionality of religious holiday displays on government property.
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B.
Citizens to Preserve Overton Park v. Volpe
Citizens to Preserve Overton Park v. Volpe is a landmark 1971 U.S. Supreme Court case that significantly limited federal agencies’ discretion in approving highway construction through public parks and strengthened judicial review of administrative decisions.
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C.
Timbs v. Indiana
Timbs v. Indiana is a 2019 U.S. Supreme Court case that held the Eighth Amendment’s Excessive Fines Clause applies to the states through the Fourteenth Amendment.
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D.
Chamber of Commerce v. Whiting
Chamber of Commerce v. Whiting is a 2011 U.S. Supreme Court case that upheld an Arizona law allowing the state to revoke business licenses of employers who knowingly hire unauthorized immigrants, ruling that it was not preempted by federal immigration law.
-
E.
South Dakota v. Dole
South Dakota v. Dole is a 1987 U.S. Supreme Court case that upheld Congress’s power to condition federal highway funds on states adopting a minimum drinking age of 21, helping define the scope of the federal spending power.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: City of Columbia v. Omni Outdoor Advertising, Inc. Target entity description: City of Columbia v. Omni Outdoor Advertising, Inc. is a 1991 U.S. Supreme Court antitrust case that refined the scope of immunity for petitioning government under the Noerr-Pennington and state-action doctrines.
-
A.
County of Allegheny v. ACLU
County of Allegheny v. ACLU is a 1989 U.S. Supreme Court case that refined the interpretation of the Establishment Clause by addressing the constitutionality of religious holiday displays on government property.
-
B.
Citizens to Preserve Overton Park v. Volpe
Citizens to Preserve Overton Park v. Volpe is a landmark 1971 U.S. Supreme Court case that significantly limited federal agencies’ discretion in approving highway construction through public parks and strengthened judicial review of administrative decisions.
-
C.
Timbs v. Indiana
Timbs v. Indiana is a 2019 U.S. Supreme Court case that held the Eighth Amendment’s Excessive Fines Clause applies to the states through the Fourteenth Amendment.
-
D.
Chamber of Commerce v. Whiting
Chamber of Commerce v. Whiting is a 2011 U.S. Supreme Court case that upheld an Arizona law allowing the state to revoke business licenses of employers who knowingly hire unauthorized immigrants, ruling that it was not preempted by federal immigration law.
-
E.
South Dakota v. Dole
South Dakota v. Dole is a 1987 U.S. Supreme Court case that upheld Congress’s power to condition federal highway funds on states adopting a minimum drinking age of 21, helping define the scope of the federal spending power.
- F. None of above. chosen
Statements (37)
| Predicate | Object |
|---|---|
| instanceOf |
United States Supreme Court case
ⓘ
antitrust case ⓘ |
| areaOfLaw |
competition law
ⓘ
municipal regulation ⓘ |
| citation | 499 U.S. 365 ⓘ |
| clarifiedThat |
Noerr-Pennington immunity applies to efforts to influence municipal action, not only state or federal legislation or adjudication
ⓘ
linked to:
Noerr-Pennington doctrine
a municipality’s improper motives do not negate state-action immunity if the state policy to displace competition is clearly articulated ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| court | Supreme Court of the United States ⓘ |
| decisionDate | 1991 ⓘ |
| doctrineClarified |
scope of Noerr-Pennington immunity
ⓘ
scope of state-action immunity for municipalities ⓘ |
| fullCaseName |
City of Columbia, South Carolina v. Omni Outdoor Advertising, Inc.
ⓘ
linked to:
Columbia, South Carolina
|
| geographicOrigin | Columbia, South Carolina ⓘ |
| holding |
Municipalities are immune from federal antitrust liability when acting pursuant to a clearly articulated and affirmatively expressed state policy to displace competition.
ⓘ
The Noerr-Pennington doctrine protects petitioning of government even when the petitioner’s intent is to eliminate competition, absent sham. ⓘ
linked to:
Noerr-Pennington doctrine
There is no "conspiracy" exception to state-action immunity for municipalities acting under a clearly articulated state policy. ⓘ |
| impact |
narrowed the circumstances under which antitrust plaintiffs can challenge municipal regulations as conspiracies with private parties
ⓘ
strengthened protections for petitioning activity under the First Amendment in the antitrust context ⓘ |
| issue |
whether a city and a private party can be liable under federal antitrust laws for allegedly anticompetitive zoning and sign regulations adopted under state authority
ⓘ
whether an alleged conspiracy between a municipality and a private party defeats state-action immunity ⓘ whether petitioning a municipality for anticompetitive regulation is protected by Noerr-Pennington ⓘ |
| jurisdiction | federal question jurisdiction ⓘ |
| legalSubject |
Noerr-Pennington doctrine
ⓘ
Parker immunity ⓘ antitrust law ⓘ state-action immunity ⓘ |
| majorityOpinionBy | Antonin Scalia ⓘ |
| petitioner |
City of Columbia, South Carolina
ⓘ
linked to:
Columbia, South Carolina
|
| relatedDoctrine |
Eastern Railroad Presidents Conference v. Noerr Motor Freight, Inc.
ⓘ
Parker v. Brown ⓘ United Mine Workers v. Pennington ⓘ |
| respondent | Omni Outdoor Advertising, Inc. ⓘ |
| result | judgment in favor of the City of Columbia and the private advertiser on antitrust claims ⓘ |
| subjectMatter | billboard and outdoor advertising regulation ⓘ |
| vote | 6–3 ⓘ |
| yearDecided | 1991 ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: City of Columbia v. Omni Outdoor Advertising, Inc. Description of subject: City of Columbia v. Omni Outdoor Advertising, Inc. is a 1991 U.S. Supreme Court antitrust case that refined the scope of immunity for petitioning government under the Noerr-Pennington and state-action doctrines.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.