I 116th CONGRESS 1st Session H. R. 4594 IN THE HOUSE OF REPRESENTATIVES October 1, 2019 Mr. Moulton introduced the following bill; which was referred to the Committee on the Judiciary A BILL To amend title 18, United States Code, to treat bump-stock-type devices as machineguns, and to ban the possession or transfer of other devices designed to accelerate the rate of fire of a semiautomatic firearm.