Regulations last checked for updates: May 27, 2025

Title 43 - Public Lands: Interior last revised: May 16, 2025
§ 3515.21 - What types of lands can be exchanged?

The lands to be leased in exchange for your existing rights must be:

(a) Subject to leasing under the authorities of this part; and

(b) Acceptable to both you and BLM as a lease tract containing a deposit of leasable or hardrock minerals of equal value to your existing rights.

source: 64 FR 53536, Oct. 1, 1999, unless otherwise noted.
cite as: 43 CFR 3515.21