CFR › Title 20 › Part 225 › §225.5120 CFR §225.51Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗Copy linkThe following PIA's are subject to recomputation—(a)Tier I PIA;(b)Survivor Tier I PIA;(c)Overall Minimum PIA;(d)Employee RIB PIA; and(e)Residual Lump-Sum PIA.