A. The fire department is hereby authorized and empowered to render fire protection, fire prevention and rescue operations for individuals, firms, private corporations or associations or political subdivisions of the state located outside the corporate limits of the city and to provide fire protection jointly with other organizations and municipal subdivisions of the state.
B. The fire department is authorized to answer calls outside the city limits unless, in the discretion of the fire chief or his designees:
1. The fire equipment is in use within the city limits to the extent that it is unwise to send equipment or personnel to answer calls beyond the city limits;
2. It would be unwise to answer such calls because of broken equipment, impassable or dangerous highways or other physical conditions or city policies; or
3. It would not be to the best interest of the city because of lack of manpower. (1985 Code)