CFR›Title 45›Subtitle B›Chapter VI›Part 604›45 CFR Part 604 Subpart E Citation45 CFR Part 604 Subpart EContainsSection § 604.500CorpusDaily eCFRDisplayed edition2026-09-24Last updated2026-09-24 Subpart E—Exemptions Sections § 604.500 § 604.500 Secretary of Defense. AuthoritySec. 319, Pub. L. 101-121 (31 U.S.C. 1352); 42 U.S.C. 1870.Source55 FR 6737, 6754, Feb. 26, 1990, unless otherwise noted.