Unless the context requires otherwise, the following definitions apply in this chapter:
(1) "Association" means the fire department relief association provided for in 19-18-102.
(2) "Disability and pension fund" or "fund" means the fund provided for in 19-18-105.
(3) "Fire department" includes all fire departments, consisting of paid, part-paid, or volunteer firefighters or any combination thereof, recognized by the city or town council of an incorporated city or town of this state.
(4) "Incorporated city or town" includes county seats whether incorporated or not.
(5) Any reference to "municipality", "city", or "town" includes those jurisdictions which, prior to the effective date of a county-municipal consolidation, were incorporated municipalities or subsequent districts created for urban fire protection services.