Section 29.504 - What cost principles must a Tribe apply in compacts and funding agreements?(a) A Tribe must apply the applicable cost principles of the Office of Management and Budget's Uniform Administrative Requirements, Cost Principles, and Audit Requirements for Federal Awards, 2 CFR part 200, except as modified by: (1)25 U.S.C. 5325(k) , which sets forth certain categories of allowable uses of funds that a Tribe may include in a funding agreement provided that such use supports implementation of a PSFA;(2) Other provisions of Federal law; or(3) Any subsequent exemptions granted by the Office of Management and Budget.(b) The Department may not require a Tribe to apply other audit or accounting standards.