; ; and (B) in subparagraph (C)— (i) by adding or at the end of clause (i); and (ii) by striking clause (ii) and all that follows through the 2nd comma in clause (iii) and inserting the following: (ii) the transfer could be completed lawfully pursuant to subparagraph (B)(ii) if the person had attained 21 years of age ; and (2) by adding at the end the following: (7) The Attorney General shall— (A) prescribe the form on which a petition shall be submitted pursuant to paragraph (1)(B)(ii); (B) make the form available electronically, and provide a copy of the form to all licensees referred to in paragraph (1); (C) provide the petitioner and the licensee involved written notice of receipt of the petition, either electronically or by first-class mail; and (D) respond on an expedited basis to any such petition received by the Attorney General. (8) (A) If, after 3 business days have elapsed since the licensee initially contacted the system about a firearm transaction, the system notifies the licensee that the transfer to, or receipt of, a firearm by such other person would not violate subsection (d), (g), or (n) (as applicable), or State, local, or Tribal law, the licensee may continue to rely on that notification for the longer of— (i) an additional 25 calendar days after the licensee receives the notification