{"data":{"id":"us/43-cfr-3836.22","jurisdiction":"us","citation":"43 CFR 3836.22","heading":"How do I qualify for a deferment of assessment work on my mining claims that are on National Park System (NPS) lands?","body":"Correspondence from NPS merely denying your Plan of Operations for incompleteness or inadequacy will not suffice for a deferment of assessment work. To qualify for a deferment of assessment work on claims situated on NPS lands—\n(a) You must obtain a letter from NPS stating that—\n(1) NPS received and found your proposed Plan of Operations to be complete;\n(2) NPS cannot act on the plan until it conducts a validity exam; and\n(3) NPS anticipates completing the validity exam after the assessment year ends.\n(b) You must send NPS's letter to BLM, along with other documents and information that BLM requires (see § 3836.23) to support your petition for deferment of assessment work.","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 3836—ANNUAL ASSESSMENT WORK REQUIREMENTS FOR MINING CLAIMS","Subpart B—Deferring Assessment Work"],"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":"440bea0902edb86b64f1ef22f64a24f7e93e50e34ef587788adcb3282244ef9c","source_id":"us-cfr","stale":true,"prev":"us/43-cfr-3836.21","next":"us/43-cfr-3836.23"},"notice":"GroundRules: Original legal text. Not legal advice."}