Mo. Rev. Stat. § 454.642: Compliance by employer or union, discharge of liability — termination of order.

1. Compliance by an employer or union with the order for health benefit plan coverage operates as a discharge of liability to the obligor as to any part of the obligor's periodic earnings or other income so affected.

2. The court or the director, upon motion of the obligor and for good cause shown, may terminate the respective judicial or administrative order for health benefit plan coverage.