N.M. Stat. § 3-4-7
If a municipality is disincorporated, the board of county commissioners shall assume control of all property belonging to the disincorporated municipality and shall employ a qualified person to manage and operate the property and to collect all charges due from the operation of such property. He shall execute a bond to the county in an amount determined by the board of county commissioners, conditioned that he will faithfully perform his duties and will promptly pay all money he receives to the county treasurer monthly on the first day of each month. The bond shall be executed by him and a surety company authorized to do business in the state. The premium on the bond shall be paid by the board of county commissioners from municipal funds if any; if none, from county funds.
NMS § 3-4-7