In this subtitle the following words have the meanings indicated. “Construction license” means a license issued by the clerk to do construction business. “Do construction business” means to agree to: pave or curb a sidewalk, street, or other public or private property; excavate earth, rock, or other material for a foundation or other purpose; or do work on or in a building or other structure that requires the use of a building material, including: paint; stone; brick; mortar; wood; cement; structural iron; structural steel; sheet iron; galvanized iron; metallic piping; tin; lead; electric wiring; or any other metal. “Do construction business” does not include home improvement as defined in § 8–101 of this article. “Nonresident construction license” means a construction license issued by the clerk to a person who is incorporated or has its principal office in another state.