United Building & Construction Trades Council v. Mayor and Council of Camden
E15221
United Building & Construction Trades Council v. Mayor and Council of Camden is a 1984 U.S. Supreme Court case that held a city’s local-hiring ordinance could be challenged under the Privileges and Immunities Clause for discriminating against out-of-state workers.
All labels observed (2)
How this entity was disambiguated
This entity first appeared as the object of triple T132268 — 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: United Building & Construction Trades Council v. Mayor and Council of Camden Context triple: [Privileges and Immunities Clause, keyCase, United Building & Construction Trades Council v. Mayor and Council of Camden]
-
A.
Fulton v. City of Philadelphia
Fulton v. City of Philadelphia is a 2021 U.S. Supreme Court case in which the Court unanimously ruled that Philadelphia violated a Catholic foster care agency’s religious freedom by excluding it from the foster program over its refusal to certify same-sex couples.
-
B.
NLRB v. Jones & Laughlin Steel Corp.
NLRB v. Jones & Laughlin Steel Corp. is a landmark 1937 U.S. Supreme Court decision that upheld federal power to regulate labor relations, marking a major expansion of Congress’s authority over interstate commerce.
-
C.
United States v. Darby
United States v. Darby is a 1941 U.S. Supreme Court case that upheld federal labor regulations under the Commerce Clause and marked a broad expansion of federal power over economic activity.
-
D.
Briggs v. Elliott
Briggs v. Elliott was a landmark federal court case from South Carolina challenging racial segregation in public schools, and it became one of the key cases consolidated into Brown v. Board of Education.
-
E.
Crosby v. National Foreign Trade Council
Crosby v. National Foreign Trade Council is a 2000 U.S. Supreme Court case that held a Massachusetts law restricting state business with Burma was preempted by federal sanctions under the Supremacy Clause.
- 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: United Building & Construction Trades Council v. Mayor and Council of Camden Target entity description: United Building & Construction Trades Council v. Mayor and Council of Camden is a 1984 U.S. Supreme Court case that held a city’s local-hiring ordinance could be challenged under the Privileges and Immunities Clause for discriminating against out-of-state workers.
-
A.
Fulton v. City of Philadelphia
Fulton v. City of Philadelphia is a 2021 U.S. Supreme Court case in which the Court unanimously ruled that Philadelphia violated a Catholic foster care agency’s religious freedom by excluding it from the foster program over its refusal to certify same-sex couples.
-
B.
NLRB v. Jones & Laughlin Steel Corp.
NLRB v. Jones & Laughlin Steel Corp. is a landmark 1937 U.S. Supreme Court decision that upheld federal power to regulate labor relations, marking a major expansion of Congress’s authority over interstate commerce.
-
C.
United States v. Darby
United States v. Darby is a 1941 U.S. Supreme Court case that upheld federal labor regulations under the Commerce Clause and marked a broad expansion of federal power over economic activity.
-
D.
Briggs v. Elliott
Briggs v. Elliott was a landmark federal court case from South Carolina challenging racial segregation in public schools, and it became one of the key cases consolidated into Brown v. Board of Education.
-
E.
Crosby v. National Foreign Trade Council
Crosby v. National Foreign Trade Council is a 2000 U.S. Supreme Court case that held a Massachusetts law restricting state business with Burma was preempted by federal sanctions under the Supremacy Clause.
- F. None of above. chosen
Statements (41)
| Predicate | Object |
|---|---|
| instanceOf |
United States Supreme Court case
ⓘ
court case ⓘ |
| areaOfLaw |
constitutional law
ⓘ
federalism ⓘ labor and employment law ⓘ |
| citation | 465 U.S. 208 ⓘ |
| cityInvolved | Camden ⓘ |
| constitutionalClauseInterpreted | Privileges and Immunities Clause ⓘ |
| constitutionalProvision | Article IV, Section 2 of the United States Constitution ⓘ |
| court | Supreme Court of the United States ⓘ |
| decisionDate | 1984-03-27 ⓘ |
| decisionYear | 1984 ⓘ |
| effectOnLaw | limited the ability of local governments to favor residents over nonresidents in employment on public projects when out-of-state citizens are affected. ⓘ |
| employmentContext | construction industry ⓘ |
| holding |
A municipal ordinance favoring city residents in employment on city construction projects is subject to scrutiny under the Privileges and Immunities Clause of Article IV when it burdens out-of-state citizens.
ⓘ
The fact that discrimination is based on municipal, rather than state, residency does not remove it from the scope of the Privileges and Immunities Clause when out-of-state citizens are adversely affected. ⓘ |
| jurisdiction |
United States of America
ⓘ
surface form:
United States
|
| legalIssue |
Privileges and Immunities Clause
ⓘ
surface form:
Article IV Privileges and Immunities
Privileges and Immunities Clause ⓘ discrimination against out-of-state workers ⓘ local hiring ordinance ⓘ |
| location |
Camden
ⓘ
surface form:
Camden, New Jersey
|
| ordinanceType | local hiring preference ordinance ⓘ |
| page | 208 ⓘ |
| partyTypePetitioner | labor union ⓘ |
| partyTypeRespondent | municipal government ⓘ |
| petitioner |
United Building & Construction Trades Council v. Mayor and Council of Camden
self-linksurface differs
ⓘ
surface form:
United Building & Construction Trades Council of Camden County and Vicinity
|
| relatedCase |
Hicklin v. Orbeck
ⓘ
Supreme Court of New Hampshire v. Piper ⓘ Toomer v. Witsell ⓘ |
| relatedConcept |
interstate mobility of workers
ⓘ
right to pursue a common calling ⓘ |
| relevance |
clarified that municipal ordinances can be challenged under the Privileges and Immunities Clause when they burden out-of-state citizens.
ⓘ
important precedent on the limits of local hiring preferences. ⓘ |
| reporter | United States Reports ⓘ |
| respondent | Mayor and Council of the City of Camden ⓘ |
| stateInvolved |
New Jersey, United States
ⓘ
surface form:
New Jersey
|
| subjectMatter |
municipal residency requirements for employment
ⓘ
public works construction projects ⓘ |
| typeOfDiscriminationAlleged | economic protectionism ⓘ |
| volume | 465 ⓘ |
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: United Building & Construction Trades Council v. Mayor and Council of Camden Description of subject: United Building & Construction Trades Council v. Mayor and Council of Camden is a 1984 U.S. Supreme Court case that held a city’s local-hiring ordinance could be challenged under the Privileges and Immunities Clause for discriminating against out-of-state workers.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
Privileges and Immunities Clause
→
keyCase
→
United Building & Construction Trades Council v. Mayor and Council of Camden
ⓘ
United Building & Construction Trades Council v. Mayor and Council of Camden
→
petitioner
→
United Building & Construction Trades Council v. Mayor and Council of Camden
self-linksurface differs
ⓘ
this entity surface form:
United Building & Construction Trades Council of Camden County and Vicinity
Hicklin v. Orbeck
→
relatedCase
→
United Building & Construction Trades Council v. Mayor and Council of Camden
ⓘ