25 CFR § 900.242 - What is the effective date of retrocession?

---
identifier: "/us/cfr/t25/s900.242"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "25 CFR § 900.242 - What is the effective date of retrocession?"
title_number: 25
title_name: "Indians"
section_number: "900.242"
section_name: "What is the effective date of retrocession?"
chapter_name: "BUREAU OF INDIAN AFFAIRS, DEPARTMENT OF THE INTERIOR, AND INDIAN HEALTH SERVICE, DEPARTMENT OF HEALTH AND HUMAN SERVICES"
part_number: "900"
part_name: "CONTRACTS UNDER THE INDIAN SELF-DETERMINATION AND EDUCATION ASSISTANCE 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. 450f"
regulatory_source: "61 FR 32501, June 24, 1996, unless otherwise noted."
cfr_part: "900"
---


# 900.242 What is the effective date of retrocession?

The retrocession is effective on the date which is the earliest date among:

(a) One year from the date of the Indian tribe or tribal organization's request;

(b) The date the contract expires; or

(c) A mutually agreed-upon date.