# 2026-12434: NRC Fixes Typo in Nuclear Testing Guide Start Date

2026-12434, Regulatory Guide: Acceptability of ASME OM-2 Code, Component Testing Requirements at Nuclear Facilities; Correction, is a Federal Register notice from Nuclear Regulatory Commission published 2026-06-22, effective 2026-06-22 (as of 2026-06-29).

- Canonical: https://policyrisk.com/federal-register/2026-12434
- As of: 2026-06-29
- Plain-text twin of the page above; the HTML and this file carry the same facts.

## Facts
- Document number: 2026-12434
- Title: Regulatory Guide: Acceptability of ASME OM-2 Code, Component Testing Requirements at Nuclear Facilities; Correction
- Type: Notice
- Agencies: Nuclear Regulatory Commission
- Citation: 91 FR 37152
- Published: 2026-06-22
- Effective: 2026-06-22
- Comments close: not stated
- Significant: no
- Touches household money: no
- Regulation identifier numbers: none
- Last updated: 2026-06-29

## In one line

NRC Fixes Typo in Nuclear Testing Guide Start Date

## Summary

The Nuclear Regulatory Commission fixed a mistake about the start date for a guide on testing parts at nuclear plants. This update affects nuclear facility operators who follow the ASME OM-2 testing rules. The corrected guide takes effect on June 22, 2026, with no new costs or delays expected.

## Abstract

The U.S. Nuclear Regulatory Commission (NRC) is correcting a notice that was published in the Federal Register on June 4, 2026, regarding Regulatory Guide: Acceptability of ASME OM-2 Code, Component Testing Requirements at Nuclear Facilities, issuance and post- promulgation comment period. This action is necessary to correct the effective date of Regulatory Guide, 1.220, Revision 0.

## Effects PRIA read

No economic effects identified for this document.

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## Sources
- [2026-12434 on federalregister.gov](https://www.federalregister.gov/documents/2026/06/22/2026-12434/regulatory-guide-acceptability-of-asme-om-2-code-component-testing-requirements-at-nuclear)
- [2026-12434 as published (PDF)](https://www.govinfo.gov/content/pkg/FR-2026-06-22/pdf/2026-12434.pdf)

## Related
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- [Next: 2026-12439, Proposed Extension Without Change of Existing Collection; Comment Request; Appl…](https://policyrisk.com/federal-register/2026-12439)
- [All Federal Register documents](https://policyrisk.com/federal-register)

Source: PRIA, https://policyrisk.com/federal-register/2026-12434 (as of 2026-06-29).