20 CFR § 229.52 - Age reduction when a reduced age O/M is effective before DIB O/M.

---
identifier: "/us/cfr/t20/s229.52"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "20 CFR § 229.52 - Age reduction when a reduced age O/M is effective before DIB O/M."
title_number: 20
title_name: "Employees' Benefits"
section_number: "229.52"
section_name: "Age reduction when a reduced age O/M is effective before DIB O/M."
chapter_name: "RAILROAD RETIREMENT BOARD"
subchapter_number: "B"
subchapter_name: "REGULATIONS UNDER THE RAILROAD RETIREMENT ACT"
part_number: "229"
part_name: "SOCIAL SECURITY OVERALL MINIMUM GUARANTEE"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "45 U.S.C. 231(f)(b)(5)."
regulatory_source: "58 FR 53397, Oct. 15, 1993, unless otherwise noted."
cfr_part: "229"
---


# 229.52 Age reduction when a reduced age O/M is effective before DIB O/M.

If an employee received a reduced age O/M before the effective date of a DIB O/M, the PIA amount for the DIB O/M is reduced as if the employee had attained retirement age on the effective date of the DIB O/M.