CFR›Title 5›Chapter I›Part 838›Subpart F›Subject Group Computation of Benefits ContainsSections 838.621–838.625CorpusDaily eCFRDisplayed edition2026-07-31Last updated2026-07-31 Sections 838.621 § 838.621 Prorata share. 838.622 § 838.622 Cost-of-living and salary adjustments. 838.623 § 838.623 Computing lengths of service. 838.624 § 838.624 Distinguishing between formulas and fixed amounts. 838.625 § 838.625 Types of annuity. Next Identification of Benefits Identification of Benefits