; and (ii) the appropriate State law enforcement agency of the jurisdiction in which the transfer occurs; and (6) retain a record of the transfer as part of the permanent business records of the licensed dealer. . (2) Conforming amendment The table of sections for chapter 44 of title 18, United States Code, is amended by adding at the end the following: 932. Background checks for ammunition transfers by unlicensed persons. . (c) Authorization of appropriations There are authorized to be appropriated to the Attorney General such sums as are necessary— (1) to ensure that the national instant criminal background check system operates as quickly and effectively as it did before the enactment of this Act; and (2) for the cost of implementing and enforcing the amendments made by this Act, including audits and other regulatory or enforcement efforts. 4. Regulatory requirements (a) Requiring recordkeeping for ammunition sales Section 922(b)(5) of title 18, United States Code, is amended by striking or armor-piercing ammunition and inserting or ammunition . (b) No ammunition sales contrary to State law Section 922(b)(2) of title 18, United States Code, is amended by inserting or ammunition after firearm each place it appears. (c) No interstate ammunition sales (1) In general Section 922(b)(3) of title 18, United States Code, is amended— (A) by inserting or ammunition after any firearm ; and (B) by striking rifle or shotgun and inserting ammunition, rifle, or shotgun . (2) Other provisions Section 922(a) is amended— (A) in paragraph (3) by inserting or ammunition after firearm each place it appears; and (B) in paragraph (5), by inserting or ammunition after firearm each place it appears except the last place it appears. (d) Reporting (1) In general Section 923(g) of title 18, United States Code, is amended— (A) in paragraph (1)(A)— (i) in the first sentence, by inserting or ammunition after other disposition of firearms