CFR›Title 5›Chapter I›Part 300›Subpart F ContainsSections 300.601–300.606CorpusDaily eCFRDisplayed edition2026-05-12Last updated2026-05-12 Subpart F—Time-In-Grade Restrictions Sections 300.601 § 300.601 Purpose. 300.602 § 300.602 Definitions. 300.603 § 300.603 Coverage. 300.604 § 300.604 Restrictions. 300.605 § 300.605 Creditable service. 300.606 § 300.606 Agency authority. Source56 FR 23002, May 20, 1991, unless otherwise noted. Previous E Subpart E—Use of Private Sector Temporaries Next G Subpart G—Statutory Bar to Appointment of Persons Who Fail To Register Under Selective Service Law