SIDA
Security Identification Display Area (SIDA) means a portion of an airport, specified in the airport security program, in which security measures specified in this part are carried out. This area includes the secured area and may include other areas of the airport.
Source
49 CFR § 1540.5
Scoping language
In addition to the terms in part 1500 of this chapter, the following terms are used in this subchapter: