43 CFR § 3809.503 - When must I provide a financial guarantee for my notice-level operations?

---
identifier: "/us/cfr/t43/s3809.503"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "43 CFR § 3809.503 - When must I provide a financial guarantee for my notice-level operations?"
title_number: 43
title_name: "Public Lands: Interior"
section_number: "3809.503"
section_name: "When must I provide a financial guarantee for my notice-level operations?"
chapter_name: "BUREAU OF LAND MANAGEMENT, DEPARTMENT OF THE INTERIOR"
subchapter_number: "C"
subchapter_name: "MINERALS MANAGEMENT (3000)"
part_number: "3800"
part_name: "MINING CLAIMS UNDER THE GENERAL MINING LAWS"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "16 U.S.C. 3101  30 U.S.C. 22-42, 181  301-306, 351-359, and 601  31 U.S.C. 9701; 40 U.S.C. 471  42 U.S.C. 6508; 43 U.S.C. 1701  and Pub. L. No. 97-35, 95 Stat. 357."
regulatory_source: "45 FR 13974, Mar. 3, 1980, unless otherwise noted."
cfr_part: "3800"
---


# 3809.503 When must I provide a financial guarantee for my notice-level operations?

To see how this subpart applies to your notice, follow this table:

| If— | Then— |
| --- | --- |
| (a) Your notice was on file with BLM on January 20, 2001 | You do not need to provide a financial guarantee unless you modify the notice or extend the notice under § 3809.333. |
| (b) Your notice was on file with BLM before January 20, 2001 and you choose to modify your notice as required by this subpart on or after that date | You must provide a financial guarantee before you can begin operations under the modified notice. If you modify your notice, you must post a finacial guarantee for the entire notice. |
| (c) You file a new notice on or after January 20, 2001 | You must provide a financial guarantee before you can begin operations under the notice. |