Section 42-5A-3 - Applicability; relation to other lawA. The Uniform Partition of Heirs Property Act applies to partition actions filed on or after July 1, 2017.B. In an action to partition real property under Chapter 42, Article 5 NMSA 1978, the court shall determine whether the property is heirs property. If the court determines that the property is heirs property, the property shall be partitioned under the Uniform Partition of Heirs Property Act unless all of the cotenants otherwise agree in a record.C. The Uniform Partition of Heirs Property Act supplements Chapter 42, Article 5 NMSA 1978 and, if an action is governed by the Uniform Partition of Heirs Property Act, replaces provisions of Chapter 42, Article 5 NMSA 1978 that are inconsistent with the Uniform Partition of Heirs Property Act.