Maryland Insurance Section 19-307
§ 19-307.
  (a)   (1)   An antiarson application required under this subtitle is a material part of the policy to which the application pertains.
    (2)   A material misrepresentation in an antiarson application is grounds to rescind the policy.
  (b)   (1)   Within a reasonable time as specified by the Commissioner, a policyholder shall notify the policyholder's insurer in writing of any change in the information contained in an antiarson application.
    (2)   A material failure to give the notice required in paragraph (1) of this subsection, or a material misrepresentation in a notification, is grounds to rescind the policy.