; or (B) any ammunition if— (i) the transferee has not provided to the transferor a written certification, signed by the transferee, attesting that the purchase of the ammunition would not result in the transferee having acquired more than 100 rounds of .50 caliber ammunition or more than 1,000 rounds of any other caliber of ammunition, in the 5-day period ending with the date of the transfer; or (ii) the transferor knows or has reason to believe that the transfer would result in the transferee having acquired more than 100 rounds of .50 caliber ammunition or more than 1,000 rounds of any other caliber of ammunition, in the 5-day period ending with the date of the transfer. (2) (A) It shall be unlawful for a person licensed under this chapter to transfer ammunition to a person not so licensed, unless the transferee— (i) has presented to the licensee a valid identification document (as defined in section 1028(d)) on which appears— (I) the name and address of the transferee; (II) a number unique to the transferee; and (III) the signature of the transferee