Section 10-138 - Earnings withholding order upon request of the obligor or in contempt or other proceedings(a) Upon request of the obligor, the court shall immediately authorize service of an earnings withholding order.(b) Notwithstanding any other provision of this Part III, a court may at any time issue an earnings withholding order, in a contempt or other proceeding, if:(1) the recipient or the support enforcement agency has filed a petition that includes a request for an earnings withholding order; and(2) the obligor is in arrears in support payments of more than 30 days.(c) A hearing shall be held if the obligor appears and contests the issuance of the order.(d) The amount of the wage withholding order entered under this subsection:(1) shall be enough to pay the support as originally entered by the court; and(2) may include a part of the arrearage.