Transportation Equity Act for the 21st Century
E250972
The Transportation Equity Act for the 21st Century is a major U.S. federal transportation law enacted in 1998 that authorized surface transportation programs, emphasized equity and environmental considerations, and expanded data and planning requirements for transportation agencies.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Transportation Equity Act for the 21st Century canonical | 5 |
| TEA-21 | 3 |
| Safe, Accountable, Flexible, Efficient Transportation Equity Act: A Legacy for Users | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2276907 — 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: Transportation Equity Act for the 21st Century Context triple: [Bureau of Transportation Statistics, legalBasis, Transportation Equity Act for the 21st Century]
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A.
Fixing America’s Surface Transportation Act
The Fixing America’s Surface Transportation (FAST) Act is a U.S. federal law enacted in 2015 that authorizes long-term funding and policy for the nation’s surface transportation infrastructure, including highways, transit, and safety programs.
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B.
Passenger Rail Investment and Improvement Act of 2008
The Passenger Rail Investment and Improvement Act of 2008 is a U.S. federal law that reauthorized and reformed Amtrak while establishing new funding, performance, and planning frameworks to improve intercity passenger rail service nationwide.
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C.
Intermodal Surface Transportation Efficiency Act of 1991
The Intermodal Surface Transportation Efficiency Act of 1991 is a landmark U.S. federal law that reoriented national transportation policy toward integrated, multimodal planning and investment, emphasizing flexibility, environmental considerations, and state and local decision-making.
-
D.
Department of Transportation Act
The Department of Transportation Act is the U.S. federal law enacted in 1966 that created the United States Department of Transportation to coordinate and oversee national transportation policies and programs.
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E.
Railroad Revitalization and Regulatory Reform Act
The Railroad Revitalization and Regulatory Reform Act is a 1976 U.S. federal law that restructured and deregulated the railroad industry to restore its financial stability and improve freight rail service.
- 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: Transportation Equity Act for the 21st Century Target entity description: The Transportation Equity Act for the 21st Century is a major U.S. federal transportation law enacted in 1998 that authorized surface transportation programs, emphasized equity and environmental considerations, and expanded data and planning requirements for transportation agencies.
-
A.
Fixing America’s Surface Transportation Act
The Fixing America’s Surface Transportation (FAST) Act is a U.S. federal law enacted in 2015 that authorizes long-term funding and policy for the nation’s surface transportation infrastructure, including highways, transit, and safety programs.
-
B.
Passenger Rail Investment and Improvement Act of 2008
The Passenger Rail Investment and Improvement Act of 2008 is a U.S. federal law that reauthorized and reformed Amtrak while establishing new funding, performance, and planning frameworks to improve intercity passenger rail service nationwide.
-
C.
Intermodal Surface Transportation Efficiency Act of 1991
The Intermodal Surface Transportation Efficiency Act of 1991 is a landmark U.S. federal law that reoriented national transportation policy toward integrated, multimodal planning and investment, emphasizing flexibility, environmental considerations, and state and local decision-making.
-
D.
Department of Transportation Act
The Department of Transportation Act is the U.S. federal law enacted in 1966 that created the United States Department of Transportation to coordinate and oversee national transportation policies and programs.
-
E.
Railroad Revitalization and Regulatory Reform Act
The Railroad Revitalization and Regulatory Reform Act is a 1976 U.S. federal law that restructured and deregulated the railroad industry to restore its financial stability and improve freight rail service.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
United States federal transportation law
ⓘ
surface transportation authorization act ⓘ |
| acronym |
Transportation Equity Act for the 21st Century
self-linksurface differs
ⓘ
surface form:
TEA-21
|
| appliesTo |
metropolitan planning organizations
ⓘ
state departments of transportation ⓘ |
| authorizedPrograms |
Federal-aid highways
ⓘ
highway safety programs ⓘ public transportation programs ⓘ |
| authorizedSpendingPeriodEnd | 2003 ⓘ |
| authorizedSpendingPeriodStart | 1998 ⓘ |
| containsProvision |
congestion mitigation and air quality improvement program
ⓘ
flexible funding between highways and transit ⓘ planning factors for metropolitan and statewide transportation plans ⓘ Transportation Enhancements funding category ⓘ
surface form:
transportation enhancements program
|
| country |
United States of America
ⓘ
surface form:
United States
|
| emphasized |
environmental considerations in transportation planning
ⓘ
equity in transportation investment ⓘ multimodal transportation planning ⓘ |
| enactedBy | 105th United States Congress ⓘ |
| enactmentYear | 1998 ⓘ |
| expandedRequirement |
data collection for transportation planning
ⓘ
performance-based planning ⓘ public involvement in transportation decision-making ⓘ |
| followedBy | Safe, Accountable, Flexible, Efficient Transportation Equity Act: A Legacy for Users ⓘ |
| fullTitle | Transportation Equity Act for the 21st Century self-link ⓘ |
| jurisdiction |
United States government
ⓘ
surface form:
United States federal government
|
| language | English ⓘ |
| legalStatus | expired authorization act ⓘ |
| legislativeBody | United States Congress ⓘ |
| policyGoal |
enhance mobility and accessibility
ⓘ
improve transportation safety ⓘ promote transportation equity among regions and populations ⓘ protect and enhance the environment ⓘ support economic growth through transportation investment ⓘ |
| precededBy | Intermodal Surface Transportation Efficiency Act of 1991 ⓘ |
| replaced | Intermodal Surface Transportation Efficiency Act of 1991 ⓘ |
| sector | transportation ⓘ |
| shortName |
Transportation Equity Act for the 21st Century
self-linksurface differs
ⓘ
surface form:
TEA-21
|
| signedBy | Bill Clinton ⓘ |
| signingDate | 1998-06-09 ⓘ |
| subjectArea |
environmental protection
ⓘ
highway funding ⓘ public transit funding ⓘ surface transportation ⓘ transportation equity ⓘ transportation planning ⓘ |
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: Transportation Equity Act for the 21st Century Description of subject: The Transportation Equity Act for the 21st Century is a major U.S. federal transportation law enacted in 1998 that authorized surface transportation programs, emphasized equity and environmental considerations, and expanded data and planning requirements for transportation agencies.
Referenced by (9)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Bureau of Transportation Statistics
subject surface form:
Bureau of Transportation Statistics
this entity surface form:
Safe, Accountable, Flexible, Efficient Transportation Equity Act: A Legacy for Users
Intermodal Surface Transportation Efficiency Act of 1991
→
successor
→
Transportation Equity Act for the 21st Century
ⓘ
Congestion Mitigation and Air Quality Improvement Program
→
relatedLegislation
→
Transportation Equity Act for the 21st Century
ⓘ
Transportation Equity Act for the 21st Century
→
shortName
→
Transportation Equity Act for the 21st Century
self-linksurface differs
ⓘ
this entity surface form:
TEA-21
Transportation Equity Act for the 21st Century
→
fullTitle
→
Transportation Equity Act for the 21st Century
self-link
ⓘ
Transportation Equity Act for the 21st Century
→
acronym
→
Transportation Equity Act for the 21st Century
self-linksurface differs
ⓘ
this entity surface form:
TEA-21
Safe, Accountable, Flexible, Efficient Transportation Equity Act: A Legacy for Users
→
precededBy
→
Transportation Equity Act for the 21st Century
ⓘ
subject surface form:
SAFETEA-LU
Safe, Accountable, Flexible, Efficient Transportation Equity Act: A Legacy for Users
→
precededBy
→
Transportation Equity Act for the 21st Century
ⓘ
subject surface form:
SAFETEA-LU
this entity surface form:
TEA-21