Section 456.523 - Revised UR plan(a) The revised UR plan for the remote facility must specify the methods and procedures that the facility will use if a variance is granted to insure that it-(1) Maintains effective and timely control over the utilization of services; and(2) Conducts reviews in a way that improves the quality of care provided to patients.(b) The revised UR plan for the remote facility is the basis for validation of UR under sec. 1903(g)(2) of the Act for the period when a variance is in effect.