; (2) by striking the period at the end and inserting ; and ; and (3) by adding at the end the following: (B) registered under the National Firearms Act. . (b) Amendments (1) In general Part I of subchapter B of chapter 53 of the Internal Revenue Code of 1986 is amended by inserting after section 5841 the following: 5841A. Registration of semiautomatic assault weapons Not later than 180 days after the date of enactment of the Gun Violence Prevention and Community Safety Act of 2020 , the Attorney General shall promulgate regulations to carry out the registration of semiautomatic assault weapons (as defined in section 921(a) of title 18) required under section 922(v)(2)(B) of such title 18. . (2) Table of sections The table of sections in part I of subchapter B of chapter 53 of the Internal Revenue Code of 1986 is amended by inserting after the item relating to section 5841 the following: 5841A. Registration of semiautomatic assault weapons. . 1002. Severability If any provision of this Act or any amendment made by this Act, or any application of such provision or amendment to any person or circumstance, is held to be invalid, the remainder of the provisions of this Act and the amendments made by this Act and the application of the provision or amendment to any other person or circumstance shall not be affected.