(a) To carry out any official duty under Part II of this subtitle, a representative of a municipal authority, at any reasonable time, may enter on any private property or into any building that is within the jurisdiction of the municipality. (b) An owner, tenant, or agent of the owner or tenant may not: (1) Refuse to grant entry to any representative of the municipal authority who asks to enter on private property or into a building under this section; or (2) Interfere with the carrying out of any official duty of any representative of any municipal authority under this section.
Maryland Legal Code