{"data":{"id":"us/48-cfr-16.603-1","jurisdiction":"us","citation":"48 CFR 16.603-1","heading":"16.603-1 Description.","body":"A letter contract is a written preliminary contractual instrument that authorizes the contractor to begin immediately manufacturing supplies or performing services.","path":["Title 48—Federal Acquisition Regulations System","CHAPTER 1—FEDERAL ACQUISITION REGULATION","SUBCHAPTER C—CONTRACTING METHODS AND CONTRACT TYPES","PART 16—TYPES OF CONTRACTS","Subpart 16.6—Time-and-Materials, Labor-Hour, and Letter Contracts"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-48.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:26:29Z","sha256":"fe449d024b7f2b4814c2e9dc52aeee4c48d4f660c400d3e5d94ae24d65c6d5b5","source_id":"us-cfr","stale":true,"prev":"us/48-cfr-16.603","next":"us/48-cfr-16.603-2"},"notice":"GroundRules: Original legal text. Not legal advice."}