The following words and terms, when used in this chapter, have the following meanings, unless the context clearly indicates otherwise:

Act—75 Pa.C.S. § § 1701—1798 (relating to the Motor Vehicle Financial Responsibility Law).

Department—The Department of Transportation of the Commonwealth.

Person—A natural person, firm, copartnership, association, corporation or government agency or authority.

Self-insurer—A person designated as an approved self-insurer by the Department.