---
kind: "section"
citation: "49 C.F.R. § 1542.205"
title: "49"
number: "1542.205"
heading: "Security of the security identification display area (SIDA)."
url: "https://uscodex.org/cfr/49/1542.205"
---

# §1542.205. Security of the security identification display area (SIDA).

- (a) Each airport operator required to have a complete program under [§ 1542.103(a)](/cfr/49/1542.103.md?p=a) must establish at least one SIDA, as follows:
  - (1) Each secured area must be a SIDA.
  - (2) Each part of the air operations area that is regularly used to load cargo on, or unload cargo from, an aircraft that is operated under a full program or a full all-cargo program as provided in § [1544.101(a)](/cfr/49/1544.101.md?p=a) or [(h)](/cfr/49/1544.101.md?p=h) of this chapter, or a foreign air carrier under a security program as provided in § [1546.101(a)](/cfr/49/1546.101.md?p=a), [(b)](/cfr/49/1546.101.md?p=b), or [(e)](/cfr/49/1546.101.md?p=e), must be a SIDA.
  - (3) Each area on an airport where cargo is present after an aircraft operator operating under a full program or a full all-cargo program under § [1544.101(a)](/cfr/49/1544.101.md?p=a) or [(h)](/cfr/49/1544.101.md?p=h) of this chapter, or a foreign air carrier operating under a security program under § [1546.101(a)](/cfr/49/1546.101.md?p=a), [(b)](/cfr/49/1546.101.md?p=b), or [(e)](/cfr/49/1546.101.md?p=e) of this chapter, or an indirect air carrier, accepts it must be a SIDA. This includes areas such as: Cargo facilities; loading and unloading vehicle docks; and areas where an aircraft operator, foreign air carrier, or indirect air carrier sorts, stores, stages, consolidates, processes, screens, or transfers cargo.
  - (4) Other areas of the airport may be SIDAs.
- (b) Each airport operator required to establish a SIDA must establish and carry out measures to prevent the unauthorized presence and movement of individuals in the SIDA and must do the following:
  - (1) Establish and carry out a personnel identification system described under [§ 1542.211](/cfr/49/1542.211.md).
  - (2) Subject each individual to a criminal history records check as described in [§ 1542.209](/cfr/49/1542.209.md) before authorizing unescorted access to the SIDA.
  - (3) Train each individual before granting unescorted access to the SIDA, as required in [§ 1542.213(b)](/cfr/49/1542.213.md?p=b).
- (c) An airport operator that is not required to have a complete program under [§ 1542.103(a)](/cfr/49/1542.103.md?p=a) is not required to establish a SIDA under this section.

## Notes

### Amendments

[67 FR 8355, Feb. 22, 2002, as amended at 71 FR 30509, May 26, 2006]

### Authority

Authority: 49 U.S.C. 114, 5103, 40113, 44901-44905, 44907, 44913-44914, 44916-44917, 44935-44936, 44942, 46105.

### Source

Source: 67 FR 8355, Feb. 22, 2002, unless otherwise noted.

### Amendments

[67 FR 8355, Feb. 22, 2002, as amended at 71 FR 30509, May 26, 2006]