43 CFR § 3602.28 - What records must I maintain and how long must I keep them?
---
identifier: "/us/cfr/t43/s3602.28"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "43 CFR § 3602.28 - What records must I maintain and how long must I keep them?"
title_number: 43
title_name: "Public Lands: Interior"
section_number: "3602.28"
section_name: "What records must I maintain and how long must I keep them?"
chapter_name: "BUREAU OF LAND MANAGEMENT, DEPARTMENT OF THE INTERIOR"
subchapter_number: "C"
subchapter_name: "MINERALS MANAGEMENT (3000)"
part_number: "3600"
part_name: "MINERAL MATERIALS DISPOSAL"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "30 U.S.C. 601 43 U.S.C. 1201, 1701 Sec. 2, Act of September 28, 1962 (Pub. L. 87-713, 76 Stat. 652)."
regulatory_source: "66 FR 58901, Nov. 23, 2001, unless otherwise noted."
cfr_part: "3600"
---
# 3602.28 What records must I maintain and how long must I keep them?
(a) BLM may require you to maintain and preserve for 6 years records, maps, and surveys relating to production verification and valuation. These include, but are not limited to, detailed records of quantity, types, and value of commodities you moved, processed, sold, delivered, or used.
(b) You must make such records available to BLM to allow us to determine whether you have complied with statutes, regulations, and the terms of the contract.