CFR›Title 48›Chapter 5›Part 533›Subpart 533.1 ContainsSections 533.103–533.103-1CorpusDaily eCFRDisplayed edition2026-09-01Last updated2026-09-01 Subpart 533.1—Protests Sections 533.103 533.103 Protests to the agency. 533.103-1 533.103-1 Filing a protest. Next 533.2 Subpart 533.2—Disputes and Appeals