49 U.S.C. § 46307Section
§ 46307. Violation of national defense airspace
A person that knowingly or willfully violates section 40103(b)(3) of this title or a regulation prescribed or order issued under section 40103(b)(3) shall be fined under title 18, imprisoned for not more than one year, or both.
(Pub. L. 103–272, §1(e), July 5, 1994, 108 Stat. 1237.)