Public Safety; Requiring each county, and every public agency within such county, to provide specified 911, emergency call, and dispatch services from a centralized 911 call center operated by the county or a regional entity as decided by specified boards; requiring the board of county commissioners of each county to convene a specified board within a certain time period; requiring the board to decide by a unanimous vote the entity for the county which will operate its centralized 911 call center and the funding for such entity; providing that the sheriff is deemed the entity to provide 911, emergency call, and dispatch services in a county under certain circumstances, etc.