Applicability of per centum limitations to judgments for support

§ 16–577. Applicability of per centum limitations to judgments for supportThe per centum limitations prescribed by section 16–572 do not apply the case of execution upon a judgment, order, or decree of any court of the District of Columbia for the payment of any sum for the support or maintenance of a person’s wife, or former wife, or children, and any such execution, judgment, order, or decree shall, in the discretion of the court, have priority over any other execution which is subject to the provisions of this subchapter. In the case of execution upon such a judgment, order, or decree for the payment of such sum for support or maintenance, the limitation shall be 50 per centum of the gross wages due or to become due to any such person for the pay period or periods ending in any calendar month.