The intent of the code is spelled out already. It is the want of each local AHJ and the off the cuff demands that bring resistance from the public and a bad name to a jurisdiction no matter how good their common sense "intention" of the code is.
101.3 Intent.
The purpose of this code is to establish the minimum requirements to safeguard the public health, safety and general welfare through structural strength, means of egress facilities, stability, sanitation, adequate light and ventilation, energy conservation, and safety to life and property from fire and other hazards attributed to the built environment and to provide safety to fire fighters and emergency responders during emergency operations.