Section 1. Part II of the Manual for Courts-Martial, United States, is amended as follows: . . . (z) R.C.M. 1002(b)(2) is amended to read as follows: "(2) Concurrent or Consecutive Terms of Confinement. (B) The terms of confinement for two or more specifications shall run concurrently— ... (iv) in a special court-martial, to the extent necessary to prevent the total confinement from exceeding the maximum confinement authorized under R.C.M. 201(f)(2).