10 CFR § 52.61 - Duration of renewal.

---
identifier: "/us/cfr/t10/s52.61"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "10 CFR § 52.61 - Duration of renewal."
title_number: 10
title_name: "Energy"
section_number: "52.61"
section_name: "Duration of renewal."
chapter_name: "NUCLEAR REGULATORY COMMISSION"
part_number: "52"
part_name: "LICENSES, CERTIFICATIONS, AND APPROVALS FOR NUCLEAR POWER PLANTS"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "Atomic Energy Act of 1954, secs. 103, 104, 147, 149, 161, 181, 182, 183, 185, 186, 189, 223, 234 (42 U.S.C. 2133, 2134, 2167, 2169, 2201, 2231, 2232, 2233, 2235, 2236, 2239, 2273, 2282); Energy Reorganization Act of 1974, secs. 201, 202, 206, 211 (42 U.S.C. 5841, 5842, 5846, 5851); 44 U.S.C. 3504 note."
regulatory_source: "72 FR 49517, Aug. 28, 2007, unless otherwise noted."
cfr_part: "52"
---


# 52.61 Duration of renewal.

Each renewal of certification for a standard design will be for not less than 10, nor more than 40 years.

[72 FR 49517, Aug. 28, 2007, as amended at 90 FR 28873, July 2, 2025]