As used in NRS 477.100 to 477.170, inclusive, unless the context otherwise requires, “authority” means:
1.
The State Fire Marshal in a county other than one whose population is 100,000 or more or which has been converted into a consolidated municipality;
2.
Unless the county has enacted an ordinance designating the persons who constitute the authority, the chief building official and chief officer of the fire service of the jurisdiction in a county whose population is 100,000 or more or which has been converted into a consolidated municipality, and if they are unable to agree on any question, “authority” includes the county manager or city manager, who shall cast the deciding vote on that question; or
3.
If the board of county commissioners of a county whose population is 100,000 or more or which has been converted into a consolidated municipality, or the governing body of a city in that county, has specified a person or persons to act as the authority, that person or those persons.