Section 456.508 - Withdrawal of waiver(a) The Administrator will withdraw a waiver if he determines that State procedures are no longer superior in their effectiveness to the procedures required for UR plans under subpart C or D of this part.(b) If a waiver is withdrawn by the Administrator, each hospital or mental hospital covered by the waiver must meet all the UR plan requirements under subpart C or D of this part.43 FR 45266, Sept. 29, 1978, as amended at 61 FR 38399, July 24, 1996