CFR > Title 48 > Chapter 2 > Subchapter C > Part 216 > Subpart 216.6 CFR > Title 48 > Chapter 2 > Subchapter C > Part 216 > Subpart 216.6 – Time-and-Materials, Labor-Hour, and Letter Contracts Current as of: 2024 | Check for updates | Other versions § 216.601 Time-and-materials contracts § 216.603 Letter contracts § 216.603-2 Application § 216.603-3 Limitations § 216.603-4 Contract clauses