(a) Not later than the 20th day after the date an order or writ of withholding is delivered to an employer, the employer may file with the court a motion for a hearing on the applicability of the order or writ to the employer.
(b) The hearing under this section must be held on or before the 15th day after the date the motion is made.

(c) An order or writ of withholding is binding and the employer shall continue to withhold income and remit the amount withheld pending further order of the court.