{"data":{"id":"us/43-cfr-3809.21","jurisdiction":"us","citation":"43 CFR 3809.21","heading":"When do I have to submit a notice?","body":"(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.\n(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.","path":["Title 43—Public Lands: Interior","Subtitle B—Regulations Relating to Public Lands","CHAPTER II—BUREAU OF LAND MANAGEMENT, DEPARTMENT OF THE INTERIOR","SUBCHAPTER C—MINERALS MANAGEMENT (3000)","PART 3800—MINING CLAIMS UNDER THE GENERAL MINING LAWS","Subpart 3809—Surface Management"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-43.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:26:15Z","sha256":"40f3c109a6b35c488df9cacf4087ad18681a5522ff36962352a13cdbb5702177","source_id":"us-cfr","stale":true,"prev":"us/43-cfr-3809.11","next":"us/43-cfr-3809.31"},"notice":"GroundRules: Original legal text. Not legal advice."}