Historic building means a building, including its structural components, that is located in this state and that is either individually listed on the national register of historic places under 16 U.S.C. 470a, located in a registered historic district, and certified by the state historic preservation officer as being of historic significance to the district, or is individually listed as an historic landmark designated by a local government certified under 16 U.S.C. 470a(c).
apartment building means a residential use building, or the residential use portion of a mixed-use building, other than a townhouse or stacked townhouse containing four or more dwelling units each of which shall have access to above grade common halls, stairs, elevators, and yards;