; and (C) maintain a written or electronic record of the transaction and the timestamped receipt for 3 years. (2) Not later than the end of the calendar quarter in which a licensee collects a fee under paragraph (1), the licensee shall transmit the amount of the fee to the Attorney General, who shall remit the amount to the Secretary of the Treasury. . (b) Penalty Section 924 of such title is amended by adding at the end the following: (q) (1) (A) With respect to each violation of section 923(m) by a licensed manufacturer, licensed importer, or licensed dealer, the Attorney General shall, after notice and opportunity for hearing, impose a civil penalty of $2,500 on the licensee. (B) An action of the Attorney General under this paragraph may be reviewed only as provided under section 923(f). (2) The imposition of a civil penalty under paragraph (1) shall not preclude any administrative remedy that is otherwise available to the Attorney General. . (c) Effective date The amendments made by this section shall take effect 30 days after the date of the enactment of this Act. 3. CDC research on gun violence Section 391 of the Public Health Service Act ( 42 U.S.C. 280b ) is amended by adding at the end the following new subsection: (c) Gun violence research In carrying out subsection (a), the Secretary shall conduct or support research described in such subsection relating to gun violence. . 4. Dedication of revenues Of the amounts received by the Secretary of the Treasury pursuant to the amendment made by section 2(a) for fiscal year 2018 or any succeeding fiscal year: (1) The first $10,000,000 shall be available, without further appropriation, to the Centers for Disease Control and Prevention to carry out section 391(c) of the Public Health Service Act, as added by section 3. (2) The next $5,000,000 shall be available, without further appropriation, to the Attorney General, for the operation and maintenance of the national instant criminal background check system established under section 103 of the Brady Handgun