EFFECTIVE DATE.

SEC. 104. EFFECTIVE DATE. (a) In General.— (1) Except as provided in subsection (b), section 101 and the amendments made by section 102 shall take effect on the date of enactment. (2) The amendment made by section 103 shall take effect on April 1, 1991. (b) New Pay Rates.— The rates of basic pay established pursuant to section 4141 of title 38, United States Code, as added by section 102, shall take effect for covered positions (as defined in that section) with respect to the first pay period beginning on or after April 1, 1991.