(a) An employer receiving two or more orders or writs for one obligor shall comply with each order or writ to the extent possible.
(b) If the total amount due under the orders or writs exceeds the maximum amount allowed to be withheld under Section 158.009, the employer shall pay an equal amount towards the current support in each order or writ until the employer has complied fully with each current support obligation and, thereafter, equal amounts on the arrearages until the employer has complied with each order or writ, or until the maximum total amount of allowed withholding is reached, whichever occurs first.
(c) An employer who receives more than one order or writ of withholding that combines withholding for child support and spousal maintenance as provided by Section 8.101 shall withhold income and pay the amount withheld in accordance with Section 8.207.