Actions covered under the Child Support Hearing Officer Act include but are not limited to petitions to establish support obligations, petitions to enforce court orders establishing support obligations, petitions to recover unpaid child support arrearages and post-judgment interest, actions pursuant to the Support Enforcement Act [40-4A-1 to 40-4A-16 NMSA 1978], actions brought to modify existing support obligations, actions to establish parentage and actions under the Revised Uniform Reciprocal Enforcement of Support Act [Uniform Interstate Family Support Act, Chapter 40, Article 6A NMSA 1978]; provided the Child Support Hearing Officer Act does not apply to proceedings for the establishment of custody. The presiding judge or his designee shall refer only matters concerning the establishment and enforcement of support obligations to a child support hearing officer in all of those proceedings in which:
NMS § 40-4B-5