(1) Chapter 3 Definitions is adopted with the following additions:

(a) "Farm" means a tract of land devoted to agricultural purposes;

(b) "Nationally recognized standards" as used in the 2003 NFPA 1/UFC, means any of the following standards referenced in 2003 NFPA 1/UFC standards; Underwriters Laboratories Inc. (UL) standards; American Petroleum Institute (API) standards; American Society for Testing and Materials (ASTM) standards; and American National Standards Institute (ANSI) standards.

(c) "Ranch" means a tract of land devoted to agricultural purposes; and

(d) "Rural area" means those areas located three miles or more beyond (outside) the corporate limits of a Class 1 or Class 2 city, as defined in 7-1-4111 , MCA, and one and one-half miles or more beyond (outside) the corporate limits of a Class 3 city, as defined in 7-1-4111 , MCA, when the Class 3 city's population is more than 1,500 residents. In the case of any unincorporated place, city, community, or town, the unincorporated place, city, community, or town will be considered rural if it has a population of less than 1,500 and a density of less than 800 persons per square mile, according to the most recent U.S. census.