FAA Federal Aviation Regulations (FARS, 14 CFR)

(a) Each airport operator required to have a security program under §107.103(a) shall establish at least one SIDA. Each secured area must be a SIDA. Other areas of the airport may be SIDA's.

(b) Each airport operator required to establish a SIDA shall establish and carry out measures to prevent the unauthorized presence and movement of individuals in the SIDA and shall do the following:

(1) Establish and carry out a personnel identification system described under §107.211.

(2) Subject each individual to employment history verification as described in §107.209 before authorizing unescorted access to a SIDA.

(3) Train each individual before granting unescorted access to the SIDA, as required in §107.213(b).