1. Regulations
  2. title 49
  3. chapter A
  4. part 5
  5. subpart C
  6. § 5.43

View all text of Subpart C [§ 5.25 - § 5.49]

§ 5.43 - Petitions for guidance.

Any person may petition an OA or OST component to withdraw or modify a particular guidance document by using the procedures found in § 5.13(c). The OA or OST component should respond to all requests in a timely manner, but no later than 90 days after receipt of the request.

AUTHORITY: 49 U.S.C. 322(a).

SOURCE: 91 FR 22437, Apr. 27, 2026, unless otherwise noted.

CITE AS: 49 CFR 5.43