The closure of a road or highway by a firefighter applies only to those employed by a __________.

The closure of a road or highway by a firefighter is applicable specifically to those employed by a fire department operated by an emergency services district. This designation is crucial because firefighters in such departments are officially recognized and sanctioned to perform duties that include road closures for safety reasons during emergencies like fires or accidents.

Fire departments associated with emergency services districts have the necessary authority and protocols in place to manage public safety and traffic control effectively. They are trained to assess dangerous situations where road closures would be beneficial, and they operate under regulations that grant them this power for the safety of the community.

In contrast, local government employees might include various personnel who do not have the same responsibilities specifically tied to fire safety or emergency situations. Voluntary fire brigades and private security services generally do not possess the same level of authority granted to official fire departments, especially concerning the jurisdictional power to close roads for public safety. Therefore, the answer reflecting the specificity of emergency services districts emphasizes the unique role and responsibility of those firefighters recognized under that framework.