Skip to Content

We invite you to try out our new beta eCFR site at We’ve made big changes to make the eCFR easier to use. Be sure to leave feedback using the 'Feedback' button on the bottom right of each page!

Proposed Rule

Emergency Preparedness for Small Modular Reactors and Other New Technologies

Document Details

Information about this document as published in the Federal Register.

Document Statistics
Document page views are updated periodically throughout the day and are cumulative counts for this document. Counts are subject to sampling, reprocessing and revision (up or down) throughout the day.
Published Document

This document has been published in the Federal Register. Use the PDF linked in the document sidebar for the official electronic format.

Start Preamble


Nuclear Regulatory Commission.


Proposed rule and guidance; correction.


The Nuclear Regulatory Commission (NRC) is correcting a proposed rule that appeared in the Federal Register on May 12, 2020. The NRC is proposing to amend its regulations to include new alternative emergency preparedness requirements for small modular reactors and other new technologies, such as non-light-water reactors and certain non-power production or utilization facilities. This action is necessary to correct a definition.


Effective May 29, 2020.


You may submit comments by any of the following methods (unless this document describes a different method for submitting comments on a specific subject):

  • Federal Rulemaking Website: Go to and search for Docket ID NRC-2015-0225. Address questions about NRC dockets to Carol Gallagher; telephone: 301-415-3463; email: For technical questions contact the individuals listed in the FOR FURTHER INFORMATION CONTACT section of this document.
  • Email comments to If you do not receive an automatic email reply confirming receipt, then contact us at 301-415-1677.
  • Mail comments to: Secretary, U.S. Nuclear Regulatory Commission, Washington, DC 20555-0001, ATTN: Rulemakings and Adjudications Staff.

For additional direction on obtaining information and submitting comments, see “Obtaining Information and Submitting Comments” in the SUPPLEMENTARY INFORMATION section of this document.

Start Further Info


Robert Beall, Office of Nuclear Material Safety and Safeguards, U.S. Nuclear Regulatory Commission, Washington DC 20555; telephone: 301-415-3874; email:; or Eric Schrader, Office of Nuclear Security and Incident Response; telephone: 301-287-3789; email:; both are staff of the U.S. Nuclear Regulatory Commission, Washington, DC 20555-0001.

End Further Info End Preamble Start Supplemental Information


The NRC published a proposed rule in the Federal Register on May 12, 2020 (85 FR 28436), to amend its regulations to create an alternative emergency preparedness framework for small modular reactors and other new technologies.

On page 28460, in the first column, second paragraph, fourth line correct the definition “Non-power production or utilization facility” to read as follows: Non-power production or utilization facility means a production or utilization facility, licensed under § 50.21(a) or (c), or § 50.22, as applicable, that is not a nuclear power reactor or a production facility as defined under paragraphs (1) and (2) of the definition of Production facility in this section.

Start Signature

Dated May 20, 2020.

For the Nuclear Regulatory Commission.

Pamela J. Shepherd-Vladimir,

Acting Chief, Regulatory Analysis and Rulemaking Support Branch, Division of Rulemaking, Environmental, and Financial Support, Office of Nuclear Material Safety and Safeguards.

End Signature End Supplemental Information

[FR Doc. 2020-11228 Filed 5-28-20; 8:45 am]