25 CFR § 224.155 - When must a Tribe respond to a notice of intent to reassume?
---
identifier: "/us/cfr/t25/s224.155"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "25 CFR § 224.155 - When must a Tribe respond to a notice of intent to reassume?"
title_number: 25
title_name: "Indians"
section_number: "224.155"
section_name: "When must a Tribe respond to a notice of intent to reassume?"
chapter_name: "BUREAU OF INDIAN AFFAIRS, DEPARTMENT OF THE INTERIOR"
subchapter_number: "I"
subchapter_name: "ENERGY AND MINERALS"
part_number: "224"
part_name: "TRIBAL ENERGY RESOURCE AGREEMENTS UNDER THE INDIAN TRIBAL ENERGY DEVELOPMENT AND SELF DETERMINATION ACT"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "25 U.S.C. 2 and 9; 25 U.S.C. 3501-3504; Pub. L. 109-58; Pub. L. 115-325."
regulatory_source: "73 FR 12821, Mar. 10, 2008, unless otherwise noted."
cfr_part: "224"
---
# 224.155 When must a Tribe respond to a notice of intent to reassume?
The Tribe must respond to the Secretary in writing by mail, facsimile, or overnight express within 5 days of receiving the Secretary's notice of intent to reassume. If sent by mail, the Tribe must send the response by certified mail, with return receipt requested. The Secretary will consider the date of the written response as the date it is postmarked.