Home › CFR › Title 48 › Part 53348 CFR Part 533 — Protests, Disputes, and AppealsSubpart 533.1 — Protests§ 533.103— Protests to the agency.§ 533.103-1— Filing a protest.Subpart 533.2 — Disputes and Appeals§ 533.209— Suspected fraudulent claims.§ 533.211— Contracting officer's decision.