; (2) by striking (other than the identifying number and the date the number was assigned) ; and (3) by inserting solely for purposes related to discovering misuse or avoidance of the national instant criminal background check system or ensuring its proper operation before the period at the end. (c) Attorney General reports of multiple sales by non-Licensees Section 923(g)(3) of such title is amended— (1) by inserting after subparagraph (A) the following: (B) The Attorney General shall prepare a report of multiple dispositions of firearms to persons not licensed under this chapter, which shall include the names and identifying information of transferees appearing in the records retained pursuant to section 922(t)(2)(C) on 2 or more occasions in any period of 5 consecutive business days. The report shall be prepared on a form substantially similar to the form created pursuant to subparagraph (A) and include the names and addresses of the licensees who requested the background checks pursuant to subsection (t). The Attorney General shall forward the report to the office designated pursuant to subparagraph (A) and to the departments of State police or State law enforcement agencies of the State or local law enforcement agencies of the local jurisdictions in which the sales or other dispositions took place, not later than the close of business on the date of the most recent such sale or other disposition. ; and (2) by redesignating subparagraph (B) as subparagraph (C). (d) Records retention To investigate crime guns Section 923(g)(3)(C) of such title as redesignated by subsection (c)(2) of this section, is further amended— (1) by inserting a firearm involved in a crime or after Except in the case of forms and contents thereof regarding