43 CFR § 3503.43 - How long will information I give BLM remain confidential or proprietary?

---
identifier: "/us/cfr/t43/s3503.43"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "43 CFR § 3503.43 - How long will information I give BLM remain confidential or proprietary?"
title_number: 43
title_name: "Public Lands: Interior"
section_number: "3503.43"
section_name: "How long will information I give BLM remain confidential or proprietary?"
chapter_name: "BUREAU OF LAND MANAGEMENT, DEPARTMENT OF THE INTERIOR"
subchapter_number: "C"
subchapter_name: "MINERALS MANAGEMENT (3000)"
part_number: "3500"
part_name: "LEASING OF SOLID MINERALS OTHER THAN COAL AND OIL SHALE"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "5 U.S.C. 552; 30 U.S.C. 189, 192c, and 209; 43 U.S.C. 1701  and sec. 402, Reorganization Plan No. 3 of 1946 (5 U.S.C. appendix)."
regulatory_source: "64 FR 53536, Oct. 1, 1999, unless otherwise noted."
cfr_part: "3500"
---


# 3503.43 How long will information I give BLM remain confidential or proprietary?

The FOIA does not provide an express period of time for which information may be exempt from disclosure to the public. We will review each situation individually and in accordance with guidance provided by part 2 of this title.