N.M. Stat. § 5-16-13
Each governmental unit that is a county or municipality and is a member of a combination shall have enacted a municipal regional spaceport gross receipts tax or a county regional spaceport gross receipts tax prior to December 31, 2008. At least seventy-five percent of the municipal regional spaceport gross receipts tax or county regional spaceport gross receipts tax revenues received by each governmental unit must be used by the district for the financing, planning, designing, engineering and construction of a regional spaceport. No more than twenty-five percent of the municipal regional spaceport gross receipts tax or county regional spaceport gross receipts tax revenues may be used by the governmental unit enacting the tax for spaceport-related projects as approved by resolution of the governmental unit.
NMS § 5-16-13