S.2587 / 115th Congress

A bill to amend the Endangered Species Act of 1973 to establish a program to allow States to assume certain Federal responsibilities under that Act with respect to agency actions applicable to highway projects within the States, and for other purposes.

Read twice and referred to the Committee on Environment and Public Works. (text of measure as introduced: CR S1876-1878)

Congressional Research Service

Official summary

Version 00 · Introduced in Senate · Mar 21, 2018

This bill amends the Endangered Species Act of 1973 to direct the Department of Transportation (DOT) to carry out an assignment program to allow participating states to assume certain responsibilities of DOT with respect to agency actions applicable to highway projects within the state.

Read the summary on Congress.gov

PlainBill analysis is coming later. This page presents official source data. We have not yet published a PlainBill explanation for this bill.

People & committees

Who introduced it

Sen. Cornyn, John [R-TX] · R–TX

Committees

Environment and Public Works Committee

4 cosponsorship records, including any withdrawals

Legislative record

Actions

A procedural vote is different from passage. Passage in one chamber does not establish enactment. Explore the glossary.

Mar 21, 2018
Read twice and referred to the Committee on Environment and Public Works. (text of measure as introduced: CR S1876-1878)
Mar 21, 2018
Introduced in Senate

Primary sources

Bill text & related measures

Text links open the official source. We currently store references to these documents.

Introduced in Senate · Mar 21, 2018 Formatted Text PDF Formatted XML

Related bills identified by Congress.gov

S 1051 · A bill to amend the Endangered Species Act of 1973 to establish a program to allow States to assume certain Federal responsibilities under that Act with respect to agency actions applicable to highway projects within the States, and for other purposes.

Source last updated: Sep 8, 2026. Consult Congress.gov for the current record.

AI Conversation Starters

Explore the bill from different angles

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Neutral evidence review

Objective

Analyze S.2587 as objectively as possible. Explain its main provisions, who would be affected, possible benefits and harms, implementation, exceptions, and uncertainties. Present the strongest arguments for and against it, and identify evidence needed to assess its public impact.

View full prompt & sources

Discuss S.2587, 115th Congress: A bill to amend the Endangered Species Act of 1973 to establish a program to allow States to assume certain Federal responsibilities under that Act with respect to agency actions applicable to highway projects within the States, and for other purposes.

Official record: https://www.congress.gov/bill/115th-congress/senate-bill/2587

Text version to examine: Introduced in Senate · 2018-03-21.

Official full text: https://www.congress.gov/115/bills/s2587/BILLS-115s2587is.htm

Imported record last updated by the source: 2026-09-08T18:12:22Z. Verify current status and distinguish any later version from the version above.

Read the official text before answering. If you cannot access it, say so and ask me to provide it; do not assume a link means you have read the document. Distinguish proposals from enacted law, cite sources, and separate facts, interpretation, and uncertain predictions. Include counterarguments even when using a particular perspective.

Analyze S.2587 as objectively as possible. Explain its main provisions, who would be affected, possible benefits and harms, implementation, exceptions, and uncertainties. Present the strongest arguments for and against it, and identify evidence needed to assess its public impact.

Fairness and public impact

Progressive lens

Examine S.2587 through a progressive lens, focusing on fairness, access, economic inequality, and effects on vulnerable communities. Explain potential benefits, costs, and unintended consequences. Consider the strongest counterarguments and distinguish stated goals from demonstrated outcomes.

View full prompt & sources

Discuss S.2587, 115th Congress: A bill to amend the Endangered Species Act of 1973 to establish a program to allow States to assume certain Federal responsibilities under that Act with respect to agency actions applicable to highway projects within the States, and for other purposes.

Official record: https://www.congress.gov/bill/115th-congress/senate-bill/2587

Text version to examine: Introduced in Senate · 2018-03-21.

Official full text: https://www.congress.gov/115/bills/s2587/BILLS-115s2587is.htm

Imported record last updated by the source: 2026-09-08T18:12:22Z. Verify current status and distinguish any later version from the version above.

Read the official text before answering. If you cannot access it, say so and ask me to provide it; do not assume a link means you have read the document. Distinguish proposals from enacted law, cite sources, and separate facts, interpretation, and uncertain predictions. Include counterarguments even when using a particular perspective.

Examine S.2587 through a progressive lens, focusing on fairness, access, economic inequality, and effects on vulnerable communities. Explain potential benefits, costs, and unintended consequences. Consider the strongest counterarguments and distinguish stated goals from demonstrated outcomes.

Institutions and government scope

Conservative lens

Examine S.2587 through a conservative lens, focusing on fiscal responsibility, institutional stability, federalism, and the scope of government. Explain potential benefits, costs, and unintended consequences. Consider the strongest counterarguments and any provisions that challenge this perspective.

View full prompt & sources

Discuss S.2587, 115th Congress: A bill to amend the Endangered Species Act of 1973 to establish a program to allow States to assume certain Federal responsibilities under that Act with respect to agency actions applicable to highway projects within the States, and for other purposes.

Official record: https://www.congress.gov/bill/115th-congress/senate-bill/2587

Text version to examine: Introduced in Senate · 2018-03-21.

Official full text: https://www.congress.gov/115/bills/s2587/BILLS-115s2587is.htm

Imported record last updated by the source: 2026-09-08T18:12:22Z. Verify current status and distinguish any later version from the version above.

Read the official text before answering. If you cannot access it, say so and ask me to provide it; do not assume a link means you have read the document. Distinguish proposals from enacted law, cite sources, and separate facts, interpretation, and uncertain predictions. Include counterarguments even when using a particular perspective.

Examine S.2587 through a conservative lens, focusing on fiscal responsibility, institutional stability, federalism, and the scope of government. Explain potential benefits, costs, and unintended consequences. Consider the strongest counterarguments and any provisions that challenge this perspective.

Individual rights and government power

Liberty lens

Examine S.2587 through a civil-liberties and limited-government lens. Consider individual rights, privacy, voluntary choice, accountability, and government power. Explain tradeoffs, possible safeguards, and the strongest counterarguments without assuming the proposal is beneficial or harmful.

View full prompt & sources

Discuss S.2587, 115th Congress: A bill to amend the Endangered Species Act of 1973 to establish a program to allow States to assume certain Federal responsibilities under that Act with respect to agency actions applicable to highway projects within the States, and for other purposes.

Official record: https://www.congress.gov/bill/115th-congress/senate-bill/2587

Text version to examine: Introduced in Senate · 2018-03-21.

Official full text: https://www.congress.gov/115/bills/s2587/BILLS-115s2587is.htm

Imported record last updated by the source: 2026-09-08T18:12:22Z. Verify current status and distinguish any later version from the version above.

Read the official text before answering. If you cannot access it, say so and ask me to provide it; do not assume a link means you have read the document. Distinguish proposals from enacted law, cite sources, and separate facts, interpretation, and uncertain predictions. Include counterarguments even when using a particular perspective.

Examine S.2587 through a civil-liberties and limited-government lens. Consider individual rights, privacy, voluntary choice, accountability, and government power. Explain tradeoffs, possible safeguards, and the strongest counterarguments without assuming the proposal is beneficial or harmful.