49 U.S.C. § 44739
Pets on airplanes
(a) Prohibition.—
It shall be unlawful for any person to place a live animal in an overhead storage compartment of an aircraft operated under part 121 of title 14, Code of Federal Regulations.
(b) Civil Penalty.—
The Administrator may impose a civil penalty under section 46301 for each violation of this section.
(Added Pub. L. 115–254, div. B, title IV, § 417(a) , Oct. 5, 2018 , 132 Stat. 3334 .)