Part 533 - Protests, Disputes, and Appeals Subpart 533.1 - Protests 533.101 Definitions. 533.102 General. 533.103 Protests to the agency. 533.103-1 Filing a protest. 533.103-2 Deciding a protest. 533.104 Protests to GAO. 533.105 Court of Federal Claims Protests. Subpart 533.2 - Disputes and Appeals 533.209 Suspected fraudulent claims. 533.211 Contracting officer’s decision. 533.212 Contracting officer’s duties when an appeal is filed. 533.212-1 General. 533.212-2 Procedures when an appeal is filed. 533.212-3 Preservation of Evidence. 533.212-4 Settlement. 533.214 Alternative dispute resolution (ADR).