43 CFR § 3837.22 - How long does a delinquent co-claimant have after notification to contribute a proportionate share of the assessment work, expenditures, or maintenance fees?

---
identifier: "/us/cfr/t43/s3837.22"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "43 CFR § 3837.22 - How long does a delinquent co-claimant have after notification to contribute a proportionate share of the assessment work, expenditures, or maintenance fees?"
title_number: 43
title_name: "Public Lands: Interior"
section_number: "3837.22"
section_name: "How long does a delinquent co-claimant have after notification to contribute a proportionate share of the assessment work, expenditures, or maintenance fees?"
chapter_name: "BUREAU OF LAND MANAGEMENT, DEPARTMENT OF THE INTERIOR"
subchapter_number: "C"
subchapter_name: "MINERALS MANAGEMENT (3000)"
part_number: "3837"
part_name: "ACQUIRING A DELINQUENT CO-CLAIMANT'S INTERESTS IN A MINING CLAIM OR SITE"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "43 U.S.C. 2, 1201, 1457; 50 U.S.C. App. 501, 565; 30 U.S.C. 28."
regulatory_source: "68 FR 61078, Oct. 24, 2003, unless otherwise noted."
cfr_part: "3837"
---


# 3837.22 How long does a delinquent co-claimant have after notification to contribute a proportionate share of the assessment work, expenditures, or maintenance fees?

The delinquent co-claimant must contribute a proportionate share of the assessment work, expenditures, or maintenance fees within 90 days after the date on which—

(a) The co-claimant received written notice by mail or personal service; or

(b) The 90-day newspaper publication period ended.