New Mexico Statutes Chapter 6. Public Finances § 6-10-1.2. Payment methods authorized; fee

A. A state agency or local governing body may accept payment by credit card or electronic means of any amount due under any law or program administered by the agency or local governing body. The state board of finance shall adopt rules on the terms and conditions of a state agency accepting payments by credit card or electronic transfer. The local governing body shall adopt procedures, subject to the approval of the department, on the terms and conditions of accepting payments by credit card or electronic transfer.

B. A state agency or local governing body may charge a uniform convenience fee to cover the approximate costs imposed by a financial institution that are directly related to processing a credit card or electronic transfer transaction. The fee shall be charged to the person using a credit card or electronic transfer. Amounts collected pursuant to this subsection are appropriated to the state agency or local governing body to defray the cost of processing the transaction.