Maintaining required uniforms includes washing, ironing, dry cleaning, alterations, repair, or any other maintenance necessary. (a) Where an employer does not maintain required uniforms for any employee, the employer shall pay the employee, in addition to the employee's agreed rate of pay, uniform maintenance pay at the weekly rate set forth below, based on the number of hours worked, where employees who work over 30 hours per week shall be paid the high rate, employees who work more than 20 hours