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10 CFR § 1.55 - Establishment of official NRC flag.

---
identifier: "/us/cfr/t10/s1.55"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "10 CFR § 1.55 - Establishment of official NRC flag."
title_number: 10
title_name: "Energy"
section_number: "1.55"
section_name: "Establishment of official NRC flag."
chapter_name: "NUCLEAR REGULATORY COMMISSION"
part_number: "1"
part_name: "STATEMENT OF ORGANIZATION AND GENERAL INFORMATION"
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. 23, 25, 29, 161, 191 (42 U.S.C. 2033, 2035, 2039, 2201, 2241); Energy Reorganization Act of 1974, secs. 201, 203, 204, 205, 209 (42 U.S.C. 5841, 5843, 5844, 5845, 5849); Administrative Procedure Act (5 U.S.C. 552, 553); Reorganization Plan No. 1 of 1980, 5 U.S.C. Appendix (Reorganization Plans)."
regulatory_source: "52 FR 31602, Aug. 21, 1987, unless otherwise noted."
cfr_part: "1"
---

# 1.55 Establishment of official NRC flag.

The official flag is based on the design of the NRC seal. It is 50 inches by 66 inches in size with a 38-inch diameter seal incorporated in the center of a dark blue field with a gold fringe.