N.M. Stat. § 45-5A-502
Transitional provision.
A. Parts 1, 3 and 4 of the Uniform Adult Guardianship and Protective Proceedings
Jurisdiction Act and Section 45-5A-501 NMSA 1978 apply to proceedings begun before
January 1, 2012, regardless of whether a guardianship or protective order has been
issued.
B. The Uniform Adult Guardianship and Protective Proceedings Jurisdiction Act
applies to guardianship and protective proceedings begun on or after January 1, 2012.