29 C.F.R. § 778.309 Fixed sum for constant amount of overtime.
Title 29 - Labor
Where an employee works a regular fixed number of hours in excess of the statutory maximum each workweek, it is, of course, proper to pay him, in addition to his compensation for nonovertime hours, a fixed sum in any such week for his overtime work, determined by multiplying his overtime rate by the number of overtime hours regularly worked.
Title 29: Labor
PART 778—OVERTIME COMPENSATION
Subpart D—Special Problems
Lump Sum Attributed to Overtime
§ 778.309 Fixed sum for constant amount of overtime.