Maryland Corporations and Associations Section 7-201
§ 7-201.
  This subtitle does not apply to:
    (1)   An insurance company subject to the provisions of the Insurance Article;
    (2)   A railroad operating in this State;
    (3)   A national bank that:
      (i)   Has its main office located in this State; or
      (ii)   Does not maintain a branch in this State;
    (4)   A federal credit union; or
    (5)   A foreign nonstock corporation whose only activity in this State is supplying police, fire, rescue, or emergency services personnel on a nonprofit basis to assist in an area covered by a state of emergency declared by the Governor under § 14-107 of the Public Safety Article.