1. Short title This Act may be cited as the Kimberly Vaughan Firearm Safe Storage Act . 2. Prohibition on improper storage of firearms or ammunition (a) In general Section 922 of title 18, United States Code, is amended by adding at the end the following: (aa) (1) (A) It shall be unlawful for a person to store or keep any firearm or ammunition that has moved in, or that has otherwise affected, interstate or foreign commerce, on the premises of a residence under the control of the person if the person knows, or reasonably should know, that— (i) an individual who has not attained 18 years of age is likely to gain access to the firearm or ammunition without the permission of the parent or guardian of the individual; or (ii) an individual who resides at the residence is ineligible to possess a firearm under Federal, State, or local law. (B) Subparagraph (A) shall not apply to a person with respect to a firearm or ammunition for the firearm if the person keeps the firearms and ammunition— (i) secured, unloaded, and separately, in a safe certified by the Attorney General, and locked with a trigger lock certified by the Attorney General