20 CFR § 210.4 - Year of service.

---
identifier: "/us/cfr/t20/s210.4"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "20 CFR § 210.4 - Year of service."
title_number: 20
title_name: "Employees' Benefits"
section_number: "210.4"
section_name: "Year of service."
chapter_name: "RAILROAD RETIREMENT BOARD"
subchapter_number: "B"
subchapter_name: "REGULATIONS UNDER THE RAILROAD RETIREMENT ACT"
part_number: "210"
part_name: "CREDITABLE RAILROAD SERVICE"
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. 231f."
cfr_part: "210"
---


# 210.4 Year of service.

(a) A year of service is twelve months of reported or deemed service, consecutive or not consecutive. A fraction of a year of service is taken at its actual value.

(b) The term years of service means the total number of years an employee is credited with service as defined in § 210.2 of this part.

[49 FR 46731, Nov. 28, 1984, as amended at 53 FR 17183, May 16, 1988]