5 CFR § 550.901 - Purpose.

---
identifier: "/us/cfr/t5/s550.901"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "5 CFR § 550.901 - Purpose."
title_number: 5
title_name: "Administrative Personnel"
section_number: "550.901"
section_name: "Purpose."
chapter_name: "OFFICE OF PERSONNEL MANAGEMENT"
subchapter_number: "B"
subchapter_name: "CIVIL SERVICE REGULATIONS"
part_number: "550"
part_name: "PAY ADMINISTRATION (GENERAL)"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
regulatory_source: "33 FR 12458, Sept. 4, 1968, unless otherwise noted."
cfr_part: "550"
---


# 550.901 Purpose.

This subpart prescribes the regulations required by sections 5545(d) and 5548(b) of title 5, United States Code, for the payment of differentials for duty involving unusual physical hardship or hazard to employees.

[56 FR 20344, May 3, 1991]