# 2026-12583: FERS Normal Cost Percentages Revised for 2026

2026-12583, Federal Employees' Retirement System; Normal Cost Percentages, is a Federal Register notice from Personnel Management Office published 2026-06-23, effective 2026-10-01; PRIA reads it as touching household money (as of 2026-06-30).

- Canonical: https://policyrisk.com/federal-register/2026-12583
- As of: 2026-06-30
- Plain-text twin of the page above; the HTML and this file carry the same facts.

## Facts
- Document number: 2026-12583
- Title: Federal Employees' Retirement System; Normal Cost Percentages
- Type: Notice
- Agencies: Personnel Management Office
- Citation: 91 FR 37433
- Published: 2026-06-23
- Effective: 2026-10-01
- Comments close: not stated
- Significant: no
- Touches household money: yes
- Regulation identifier numbers: none
- Last updated: 2026-06-30

## In one line

FERS Normal Cost Percentages Revised for 2026

## Summary

Starting October 1, 2026, the government is updating the cost percentages it uses to fund federal employees' retirement under FERS. This change affects most federal workers hired after 1983 and means agencies might see shifts in how much they pay toward retirement benefits. Agencies have until December 23, 2026, to appeal these new cost numbers if they think something’s off.

## Abstract

The Office of Personnel Management (OPM) is providing notice of revised normal cost percentages for employees covered by the Federal Employees' Retirement System (FERS) Act of 1986.

## Effects PRIA read

- FERS normal cost percentages updated: cost, medium. Starting with the first pay period on or after October 1, 2026, OPM revised the normal cost percentages used to fund the Federal Employees Retirement System (FERS). These revised percentages determine how much employing agencies must pay toward retirement for employees covered by FERS, FERS-RAE, an…
- Large employer costs for high‑cost job groups: cost, high. The notice sets much higher normal cost percentages for certain job groups. For example, air traffic controllers have normal costs of 39.9%, 40.2%, and 40.5% (for FERS, FERS-RAE, and FERS-FRAE respectively), and several law-enforcement and similar categories (Capitol Police; firefighters; customs a…

## Related documents

- [2026-19222](https://policyrisk.com/federal-register/2026-19222): Employment in the Excepted Service, 2026-09-18
- [2026-18828](https://policyrisk.com/federal-register/2026-18828): Shared Certificates and Pooled Hiring Actions, 2026-09-15
- [2026-18800](https://policyrisk.com/federal-register/2026-18800): Reduction in Force; Correction, 2026-09-15
- [2026-16687](https://policyrisk.com/federal-register/2026-16687): Differential Pay for Prescribed Wildland Fire Activities, 2026-08-14
- [2026-15650](https://policyrisk.com/federal-register/2026-15650): Suitability Action Appeals, 2026-08-03
- [2026-15666](https://policyrisk.com/federal-register/2026-15666): Reduction in Force Appeals, 2026-08-03

## Sources
- [2026-12583 on federalregister.gov](https://www.federalregister.gov/documents/2026/06/23/2026-12583/federal-employees-retirement-system-normal-cost-percentages)
- [2026-12583 as published (PDF)](https://www.govinfo.gov/content/pkg/FR-2026-06-23/pdf/2026-12583.pdf)

## Related
- [Previous: 2026-12582, Federal Employees' Retirement System; Present Value Factors](https://policyrisk.com/federal-register/2026-12582)
- [Next: 2026-12584, Civil Service Retirement System; Present Value Factors](https://policyrisk.com/federal-register/2026-12584)
- [All Federal Register documents](https://policyrisk.com/federal-register)

Source: PRIA, https://policyrisk.com/federal-register/2026-12583 (as of 2026-06-30).