29 C.F.R. § 541.709
The requirement that the employee be paid "on a salary basis" does not apply to an employee in the motion picture producing industry who is compensated at a base rate of at least $1,043 per week (exclusive of board, lodging, or other facilities). Thus, an employee in this industry who is otherwise exempt under subparts B, C, or D of this part, and who is employed at a base rate of at least the applicable current minimum amount a week is exempt if paid a proportionate amount (based on a week of not more than 6 days) for any week in which the employee does not work a full workweek for any reason. Moreover, an otherwise exempt employee in this industry qualifies for exemption if the employee is employed at a daily rate under the following circumstances:
29 C.F.R. §541.709