4.5 Agent-Scope of Authority Defined refers to the legal authority given to an agent to act on behalf of a principal. This authority and scope of work is usually specified in a contract. Types of 4.5 Agent-Scope of Authority Defined include limited authority, general authority, and special authority. Limited authority is the minimum authority given to an agent and is typically limited to a single transaction or specified action. General authority is a broader scope of authority and typically allows an agent to act on behalf of the principal in most matters within a specified area of expertise. Special authority is the highest level of authority, allowing the agent to act on behalf of the principal in any matter within a specified area of expertise.