14 CFR § 48.205 - Display and location of unique identifier.

---
identifier: "/us/cfr/t14/s48.205"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "14 CFR § 48.205 - Display and location of unique identifier."
title_number: 14
title_name: "Aeronautics and Space"
section_number: "48.205"
section_name: "Display and location of unique identifier."
chapter_name: "FEDERAL AVIATION ADMINISTRATION, DEPARTMENT OF TRANSPORTATION"
subchapter_number: "C"
subchapter_name: "AIRCRAFT"
part_number: "48"
part_name: "REGISTRATION AND MARKING REQUIREMENTS FOR SMALL UNMANNED AIRCRAFT"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "49 U.S.C. 106(f), 106(g), 40101, 40103, 40113-40114, 41703, 44101-44103, 44105-44106, 44110-44113, 44809(f), 45302, 45305, 46104, 46301, 46306."
regulatory_source: "Doc. No. FAA-2015-7396; Amdt. No. 48-1; 80 FR 78645, Dec. 16, 2015, unless otherwise noted."
cfr_part: "48"
---


# 48.205 Display and location of unique identifier.

(a) The unique identifier must be maintained in a condition that is legible.

(b) The unique identifier must be affixed to the small unmanned aircraft by any means necessary to ensure that it will remain affixed for the duration of each operation.

(c) The unique identifier must be legibly displayed on an external surface of the small unmanned aircraft.

[Doc. No. FAA-2015-7396; Amdt. No. 48-1; 80 FR 78645, Dec. 16, 2015, as amended by Doc. No. FAA-2018-1084, 84 FR 3673, Feb. 13, 2019]