The part that trips people up most is that a government can sometimes be sued for negligence, but not under the same rules that apply to a private person or business. A tort claims act is a law that waives part of the government's sovereign immunity and sets the terms for bringing a personal injury, property damage, or wrongful death claim against a public agency or employee acting within the scope of the job.

In practice, these laws matter because they usually come with special limits. A claim may require advance notice, shorter filing deadlines, strict service rules, damage caps, or exceptions for certain government decisions. Missing one procedural step can end a case even if the injury was serious. That comes up after road crashes, unsafe public property incidents, or agency vehicle collisions involving police, road crews, or other public employees.

In Alaska, claims against the state are governed in part by the Alaska State Tort Claims Act, Alaska Stat. § 09.50.250. Claims against municipalities are also affected by Alaska Stat. § 09.65.070. If the claim involves a federal agency instead, the Federal Tort Claims Act controls, with its own administrative claim requirement and deadline rules. After a highway crash investigated by Alaska State Troopers, for example, identifying whether the at-fault party was state, local, or federal can change the entire claims process.