StacksVerified U.S. regulatory reference

43 CFR §3809.21

Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
  1. (a)You must submit a complete notice of your operations 15 calendar days before you commence exploration causing surface disturbance of 5 acres or less of public lands on which reclamation has not been completed. See § 3809.301 for information on what you must include in your notice.
  2. (b)You must not segment a project area by filing a series of notices for the purpose of avoiding filing a plan of operations. See §§ 3809.300 through 3809.336 for regulations applicable to notice-level operations.