Skip to main content
Proposed Rule2026-06374

List of Approved Spent Fuel Storage Casks: Holtec International HI-STORM UMAX Canister Storage System, Certificate of Compliance No. 1040, Amendment No. 5

Primary source

Metadata and text below are from the Federal Register, a public-domain U.S. government work. Always verify the official published version before relying on it for any legal matter.

Published
April 2, 2026

Issuing agencies

Nuclear Regulatory Commission

Abstract

The U.S. Nuclear Regulatory Commission (NRC) is proposing to amend its spent fuel storage regulations by revising the Holtec International HI-STORM UMAX Canister Storage System listing within the "List of approved spent fuel storage casks" to include Amendment No. 5 to Certificate of Compliance No. 1040. Amendment No. 5 revises the certificate of compliance to include two new versions of the HI-STORM UMAX design (Version B1 and B2).

Indexed from Federal Register on April 2, 2026.

This is legal information, not legal advice. Laws vary by jurisdiction and change frequently. Always verify current law with official sources and consult a licensed attorney in your jurisdiction for advice on your specific situation.