CFR›Title 20›Chapter II›Part 225›Subpart E ContainsSections 225.40–225.44CorpusDaily eCFRDisplayed edition2026-04-15Last updated2026-04-15 Subpart E—Cost-of-Living Increases Sections 225.40 § 225.40 General. 225.41 § 225.41 How a cost-of-living increase is determined and applied. 225.42 § 225.42 Notice of the percentage amount of a cost-of-living increase. 225.43 § 225.43 PIA's subject to cost-of-living increases. 225.44 § 225.44 When a cost-of-living increase is payable. Previous D Subpart D—Delayed Retirement Credits Next F Subpart F—Recomputing PIA's