5 C.F.R. § 610.404 Requirement for time-accounting method.
Title 5 - Administrative Personnel
An agency that authorizes a flexible work schedule or a compressed work schedule under this subpart shall establish a time-accounting method that will provide affirmative evidence that each employee subject to the schedule has worked the proper number of hours in a biweekly pay period.
Title 5: Administrative Personnel
PART 610—HOURS OF DUTY
Subpart D—Flexible and Compressed Work Schedules
§ 610.404 Requirement for time-accounting method.