CFR›Title 2›Subtitle B›Chapter XIX ContainsParts 1900–1999CorpusDaily eCFRDisplayed edition2026-04-15Last updated2026-04-15 Parts 1900 Part 1900—Uniform Administrative Requirements, Cost Principles, and Audit Requirements for Federal Awards Sections 1900.1–1900.2 1901-1999 Parts 1901-1999 [Reserved] Previous XVIII Chapter XVIII—National Aeronautics and Space Administration Next XX Chapter XX—United States Nuclear Regulatory Commission