---
kind: "section"
citation: "14 C.F.R. § 48.1"
title: "14"
number: "48.1"
heading: "Applicability."
url: "https://uscodex.org/cfr/14/48.1"
---

# §48.1. Applicability.

- (a) This part provides registration and identification requirements for small unmanned aircraft that are part of a small unmanned aircraft system as defined in [§ 1.1](/cfr/14/1.1.md) of this chapter.
- (b) Small unmanned aircraft eligible for registration in the United States must be registered and identified in accordance with either:
  - (1) The registration and identification requirements in this part; or
  - (2) The registration requirements in [part 47](/cfr/14/part47.md) and the identification and registration marking requirements in subparts [A](/cfr/14/part45-subpartA.md) and [C](/cfr/14/part45-subpartC.md) of part 45.
- (c) Small unmanned aircraft intended to be operated outside of the territorial airspace of the United States, or registered through a trust or voting trust, must be registered in accordance with subparts [A](/cfr/14/part47-subpartA.md) and [B](/cfr/14/part47-subpartB.md) of part 47 and satisfy the identification and registration marking requirements of subparts [A](/cfr/14/part45-subpartA.md) and [C](/cfr/14/part45-subpartC.md) of part 45.

## Notes

### Authority

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.

### Source

Source: Doc. No. FAA-2015-7396; Amdt. No. 48-1; 80 FR 78645, Dec. 16, 2015, unless otherwise noted.