43 CFR 3830.94 - How may I cure a defect in my compliance with these regulations?
(1) When BLM determines that you have filed any document that is defective or underpaid a fee or service charge, BLM will send a notice to you by certified mail-return receipt requested at the address you gave on:
(i) Your notice or certificate of location;
(2) The notice provided for in paragraph (a)(1) of this section constitutes legal service even if you do not actually receive the notice or decision. See § 1810.2 of this chapter.
(d) If BLM does not receive the requested information in the time allowed, or if the matter is statutorily not curable, you will receive a final decision from BLM that you forfeited the affected mining claims or sites.