---
kind: "unit"
title: "49"
title_heading: "Transportation"
key: "subtB/chXII/subchC/part1548"
level: "part"
label: "Part 1548"
heading: "Indirect Air Carrier Security"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/49/subtB-chXII-subchC-part1548"
sections_count: 12
---

# Part 1548 — Indirect Air Carrier Security

Title 49 C.F.R. — Transportation › Subtitle B — Other Regulations Relating to Transportation › Chapter XII — Transportation Security Administration, Department of Homeland Security › Subchapter C — Civil Aviation Security

## Sections

- [§1548.1. Applicability of this part.](/cfr/49/1548.1.md)
- [§1548.3](/cfr/49/1548.3.md)
- [§1548.5. Adoption and implementation of the security program.](/cfr/49/1548.5.md)
- [§1548.7. Approval, amendment, annual renewal, and withdrawal of approval of the security program.](/cfr/49/1548.7.md)
- [§1548.9. Acceptance of cargo.](/cfr/49/1548.9.md)
- [§1548.11. Training and knowledge for individuals with security-related duties.](/cfr/49/1548.11.md)
- [§1548.13. Security coordinators.](/cfr/49/1548.13.md)
- [§1548.15. Access to cargo: Security threat assessments for individuals having unescorted access to cargo.](/cfr/49/1548.15.md)
- [§1548.16. Security threat assessments for each proprietor, general partner, officer, director, and certain owners of the entity.](/cfr/49/1548.16.md)
- [§1548.17. Known shipper program.](/cfr/49/1548.17.md)
- [§1548.19. Security Directives and Information Circulars.](/cfr/49/1548.19.md)
- [§1548.21. Screening of cargo.](/cfr/49/1548.21.md)