Federal land.— (A) IN GENERAL.—The term “Federal land” means—

1. (i) National Forest System land; and
2. (ii) land managed by the Secretary of the Interior.

1. (B) EXCLUSIONS.—The term “Federal land” does not include—
   1. (i) any land located within the boundaries of an Indian reservation, pueblo, or rancheria; or
   2. (ii) any land not located within the boundaries of an Indian reservation, pueblo, or rancheria, the title to which is held—
      1. (I) in trust by the United States for the benefit of an Indian Tribe or an individual Indian;
      2. (II) by an Indian Tribe or an individual Indian, subject to restriction against alienation under laws of the United States; or
      3. (III) by a dependent Indian community.

1. (3) INDIAN TRIBE.—The term “Indian Tribe” has the meaning given the term in section 4 of the Indian Self-Determination and Education Assistance Act (25 U.S.C. 5304).
2. (4) NATIONAL FOREST SYSTEM.—The term “National Forest System” has the meaning given the term in section 11(a) of the Forest and Rangeland Renewable Resources Planning Act of 1974 (16 U.S.C. 1609(a)).
   1. (b) Prohibition on construction of data centers.—Notwithstanding any other provision of law, the construction of data centers on Federal land is prohibited.
   2. (c) Reversionary clause required for Federal land conveyances.—Any conveyance of Federal land occurring on or after the date of enactment of this Act shall include a reversionary clause to ensure that the conveyed Federal land shall revert to the United States if the conveyed Federal land is used for a data center, unless the use of the conveyed Federal land for a data center is specifically authorized by an Act of Congress.

Federal land.— (A) IN GENERAL.—The term “Federal land” means—

1. (i) National Forest System land; and
2. (ii) land managed by the Secretary of the Interior.

1. (B) EXCLUSIONS.—The term “Federal land” does not include—
   1. (i) any land located within the boundaries of an Indian reservation, pueblo, or rancheria; or
   2. (ii) any land not located within the boundaries of an Indian reservation, pueblo, or rancheria, the title to which is held—
      1. (I) in trust by the United States for the benefit of an Indian Tribe or an individual Indian;
      2. (II) by an Indian Tribe or an individual Indian, subject to restriction against alienation under laws of the United States; or
      3. (III) by a dependent Indian community.

1. (3) INDIAN TRIBE.—The term “Indian Tribe” has the meaning given the term in section 4 of the Indian Self-Determination and Education Assistance Act (25 U.S.C. 5304).
2. (4) NATIONAL FOREST SYSTEM.—The term “National Forest System” has the meaning given the term in section 11(a) of the Forest and Rangeland Renewable Resources Planning Act of 1974 (16 U.S.C. 1609(a)).
   1. (b) Prohibition on construction of data centers.—Notwithstanding any other provision of law, the construction of data centers on Federal land is prohibited.
   2. (c) Reversionary clause required for Federal land conveyances.—Any conveyance of Federal land occurring on or after the date of enactment of this Act shall include a reversionary clause to ensure that the conveyed Federal land shall revert to the United States if the conveyed Federal land is used for a data center, unless the use of the conveyed Federal land for a data center is specifically authorized by an Act of Congress.