involuntary separation of a law enforcement officer (as described in paragraph (1)) before the end of the 3-year period beginning on the date of the enactment of this Act. (7) Regulations The Office shall prescribe regulations to carry out this section, including— (A) provisions in accordance with which interest on any amount under paragraph (4) or (5) shall be computed, based on section 8334(e) of title 5, United States Code