The provisions of Sections 3-34-1 through 3-34-4 N.M. Stat. Ann. remain in force and apply to obligations issued pursuant thereto prior to July 1, 1967. Distributions of motor fuel excise tax and special fuels use tax revenues to municipalities under the provisions of Section 7-13-9 N.M. Stat. Ann. [repealed] replace all gasoline and motor fuel license taxes formerly authorized to be imposed by Sections 14-38-1 through 14-38-4 NMSA 1953 (being Laws 1965, Chapter 300, Sections 14-38-1 through 14-38-4, repealed by Laws 1967, Chapter 170, Section 13). Any irrevocable pledge of municipal revenues effected prior to July 1, 1967, by any municipality under the provisions of Section 3-34-4 N.M. Stat. Ann. or Sections 14-38-1 through 14-38-4 NMSA 1953 (being Laws 1965, Chapter 300, Sections 14-38-1 through 14-38-4, repealed by Laws 1967, Chapter 170, Section 13) apply to the aforesaid distributions of motor fuel excise tax and special fuels use tax revenues to the municipality.