14 C.F.R. § 258.6 Effective and compliance dates.
Title 14 - Aeronautics and Space
(a) This Part is effective as of August 25, 1999. (b) Compliance with the following sections is mandatory as of August 25, 1999: §258.1, §258.2, §258.3, §258.4, §258.5(a), §258.5(b), and §258.6. (c) Compliance with §258.5(c) is mandatory as of March 15, 2000. [64 FR 46821, Aug. 27, 1999]
Title 14: Aeronautics and Space
PART 258—DISCLOSURE OF CHANGE-OF-GAUGE SERVICES
§ 258.6 Effective and compliance dates.