S. 5559Senate118th Congress (2023-2025)In Committee

A bill to amend the Act of August 9, 1955 (commonly known as the "Long-Term Leasing Act"), to authorize leases of up to 99 years for land in the Mashpee Wampanoag Tribe Reservation and land held in trust for the Wampanoag Tribe of Gay Head (Aquinnah), and for other purposes.

Introduced December 17, 2024

AI-Generated Summary

Updated January 20, 2026 at 8:29 PM UTC

The bill amends the 1955 Long‑Term Leasing Act to let the federal government approve long‑term leases—up to 99 years—on tribal lands. It specifically adds the Mashpee Wampanoag Tribe Reservation and land held in trust for the Wampanoag Tribe of Gay Head (Aquinnah) to the list of lands that can be leased. This change would affect those two tribes by giving them greater flexibility to lease land for development or other uses.

Key Provisions

  • Amends the Long‑Term Leasing Act to insert the Mashpee Wampanoag Tribe Reservation and land held in trust for the Wampanoag Tribe of Gay Head (Aquinnah) into the list of lands eligible for long‑term leases.
  • Authorizes leases of up to 99 years for the newly added tribal lands.

Legislative Activity

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1 earlier action
SenateIntro Referral Latest Action

Read twice and referred to the Committee on Indian Affairs.

December 17, 2024

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SenateIntro Referral

Introduced in Senate

December 17, 2024

SenateIntro Referral

Read twice and referred to the Committee on Indian Affairs.

December 17, 2024

Bill Text

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Introduced in SenateIssued December 17, 2024

II

118th CONGRESS

2d Session

S. 5559

IN THE SENATE OF THE UNITED STATES

December 17 (legislative day, December 16), 2024

Mr. Markey (for himself and Ms. Warren) introduced the following bill; which was read twice and referred to the Committee on Indian Affairs

A BILL

To amend the Act of August 9, 1955 (commonly known as the Long-Term Leasing Act), to authorize leases of up to 99 years for land in the Mashpee Wampanoag Tribe Reservation and land held in trust for the Wampanoag Tribe of Gay Head (Aquinnah), and for other purposes.

1.

Mashpee Wampanoag Tribe and Wampanoag Tribe of Gay Head (Aquinnah) leasing authority

Subsection (a) of the first section of the Act of August 9, 1955 (69 Stat. 539, chapter 615; 25 U.S.C. 415(a)) (commonly known as the Long-Term Leasing Act), is amended, in the second sentence, by inserting , the Mashpee Wampanoag Tribe Reservation, land held in trust for the Wampanoag Tribe of Gay Head (Aquinnah) after Confederated Tribes of the Chehalis Reservation.