; ; and (ii) in subparagraph (C)(ii), by striking (as defined in subsection (s)(8)) ; and (D) by adding at the end the following: (7) In this subsection: (A) The term chief law enforcement officer means the chief of police, the sheriff, or an equivalent officer or the designee of any such individual. (B) The term gun show or event has the meaning given the term in subsection (t)(4). ; and (3) by inserting after subsection (s) (as so redesignated) the following: (t) (1) Beginning on the date that is 180 days after the date of the enactment of this subsection and except as provided in paragraph (2), it shall be unlawful for any person other than a licensed dealer, licensed manufacturer, or licensed importer to complete the transfer of ammunition to any other person who is not licensed under this chapter, if the transfer occurs— (A) at a gun show or event, on the curtilage thereof; or (B) pursuant to an advertisement, posting, display or other listing on the Internet or in a publication by the transferor of the intent of the transferor to transfer, or by the transferee of the intent of the transferee to acquire, the ammunition. (2) Paragraph (1) shall not apply if— (A) the transfer is made after a licensed importer, licensed manufacturer, or licensed dealer has first taken possession of the ammunition for the purpose of complying with subsection (s), and on taking possession of the ammunition, the licensee complies with all requirements of this chapter as if the licensee were transferring the ammunition from the business inventory of the licensee to the unlicensed transferee; (B) the transfer is made between an unlicensed transferor and an unlicensed transferee residing in the same State, which takes place in the State, if— (i) the Attorney General certifies that the State has in effect requirements under law that are generally equivalent to the requirements of this subsection; and (ii) the transfer is conducted in compliance with the laws of the State