There Is a Newer Version of the Maryland Code
Maryland Corporations and Associations Section 4-101
§ 4-101.
  (a)   In this title the following words have the meanings indicated.
  (b)   "Close corporation" means a corporation which elects to be a close corporation in accordance with § 4-201 of this title.
  (c)   "Unanimous stockholders' agreement" means an agreement to which every stockholder of a close corporation actually has assented and which is contained in its charter or bylaws or in a written instrument signed by all the stockholders.