49 C.F.R. § 1544.217
(a) The following applies to operations at airports within the United States that are not required to hold a security program under part 1542 of this chapter.
(2) For operations under a partial program under § 1544.101(b) and (c), a twelve-five program under § 1544.101(d) and (e), a private charter program under § 1544.101(f), or a full all-cargo program under § 1544.101(h) and (i), each aircraft operator must—
(b) The following applies to operations at airports required to hold security programs under part 1542 of this chapter. For operations under a partial program under § 1544.101(b) and (c), a twelve-five program under § 1544.101(d) and (e), a private charter program under § 1544.101(f), or a full all-cargo program under § 1544.101(h) and (i), each aircraft operator must—
[67 FR 8364, Feb. 22, 2002, as amended at 71 FR 30510, May 26, 2006]