25 CFR 900.5 : Indians (§ 1.1 To Parts 1201-1299) — (Part 300 To Parts 1201-1299) — Bureau Of Indian Affairs, Department Of The Interior, And Indian Health Service, Department Of Health And Human Services (§ 900.1 To Parts 901-999) — Contracts Under The Indian Self-Determination And Education Assistance Act (§ 900.1 To § 900.256) — General Provisions (§ 900.1 To § 900.5) — Effect of these regulations on Federal program guidelines, manual, or policy directives.

4 Aug 2016

Except as specifically provided in the Act, or as specified in subpart J, an Indian tribe or tribal organization is not required to abide by any unpublished requirements such as program guidelines, manuals, or policy directives of the Secretary, unless otherwise agreed to by the Indian tribe or tribal organization and the Secretary, or otherwise required by law.

25 CFR 900.5