Section 15-7-111 - Bonds for municipal improvements; exception; procedure(a) Any city or town may issue and sell revenue bonds for the purpose of creating, purchasing, leasing, constructing, maintaining, expanding or improving the following types of municipal improvements: (i) Municipal auditoriums or community meeting facilities; (ii) Land, equipment, municipal incinerators and other necessary improvements and facilities to be used for or in conjunction with municipal solid waste management systems; (iii) Municipally operated recreational facilities of a type for which a charge is or may be made to the general public and because of the charge they are or may be self-liquidating in nature; (iv) Municipally owned and operated propane, butane and natural gas distribution systems and lines, except no revenue bonds shall be issued or sold for the purpose of purchasing or in any manner acquiring the ownership of an existing natural gas distribution system or lines; (v) Electrical systems and any facilities located within or without the state for the generation, transmission or distribution of electrical energy, provided that this paragraph shall only apply to those municipalities that owned their electrical systems prior to March 1, 1975. No revenue bonds shall be issued or sold for the purpose of purchasing or in any manner acquiring the ownership of an existing electrical system. (b) Any city or town desiring to issue revenue bonds shall adopt and follow the procedure prescribed for the issuance by municipalities of revenue bonds for sewerage systems.