922 and inserting (q), (r), (v), or (w) of section 922 . 5. Buy-back program for semiautomatic assault weapons and large capacity ammunition feeding devices (a) In general During the period that begins with the date that is 3 months after the date of the enactment of this Act and ends with the day before the date that is 27 months after such date of enactment, the Director of the Bureau of Alcohol, Tobacco, Firearms, and Explosives (in this section referred to as the Director ) shall operate a program under which the Director shall purchase from any person who is not a manufacturer of firearms or ammunition, or from any governmental entity in the United States, any semiautomatic assault weapon or large capacity ammunition feeding device offered by the person or entity for sale to the United States, for an amount equal to the average retail price of the semiautomatic assault weapon or large capacity ammunition feeding device, as the case may be, in the United States during the 1-year period that ends with such date of enactment, as determined by the Director. (b) Schedule of prices Within 3 months after the date of the enactment of this Act, the Director shall publish a schedule of prices at which the Director will purchase a semiautomatic assault weapon or large capacity ammunition feeding device under subsection (a). (c) Destruction of items purchased The Director shall destroy any semiautomatic assault weapon or large capacity ammunition feeding device received under subsection (a) as soon as practicable after the receipt, except that the Director may delay the destruction for so long as the item is needed in an ongoing investigation or legal proceeding. (d) Definitions In this section, the terms semiautomatic assault weapon and large capacity ammunition feeding device shall have the meanings given the terms in paragraphs (35) and (36), respectively, of section 921(a) of title 18, United States Code. 6. Severability If any provision of this Act, an amendment made by this Act, or the application of such