; and (B) not later than 90 days after the date of enactment of this Act, establish a process for a person, including a firearms retailer, to submit to the Attorney General a complaint relating to an alleged violation of this section. (2) Investigation The Attorney General shall investigate each complaint received through the processes established under paragraph (1)(B). (3) Written notice If the Attorney General determines after conducting an investigation (whether initiated by the Attorney General or through a complaint received through the process established under paragraph (1)(B)) that a payment card network or a covered entity has violated this section, the Attorney General shall send to that payment card network or covered entity, as applicable, written notice of that violation that requires the payment card network or covered entity to remedy the violation not later than 30 days after the date on which the payment card network or covered entity receives that notice. (4) Injunction (A) In general If a payment card network or covered entity does not remedy a violation of this section within 30 days of receiving written notice under paragraph (3), the Attorney General may bring an action in an appropriate district court of the United States to enjoin the violating behavior. (B) No private right of action Nothing in this section may be construed as establishing a private right of action. (d) Preemption Any law of a State or local government regulating merchant category codes for firearm retailers is hereby preempted by this section. (e) Report Not later than 1 year after the date of enactment of this Act, and annually thereafter, the Attorney General shall submit to Congress a report that— (1) for the year covered by the report, identifies the total number of investigations undertaken by the Attorney General under this section, whether initiated by the Attorney General or through a complaint received through the process established under subsection (c)(1)(B)