Maryland Election Law Section 9-403
§ 9-403.
  (a)   The State Board shall establish guidelines for the administration of provisional ballot voting by the local boards.
  (b)   The guidelines shall provide for:
    (1)   the provisional ballot application process;
    (2)   ballot security, including storage of returned ballots;
    (3)   the canvass process;
    (4)   notice of the canvass to candidates, political parties, campaign organizations, news media, and the general public;
    (5)   observers of the process;
    (6)   review of ballots and envelopes submitted for compliance with the law and for machine tabulation acceptability;
    (7)   standards for disallowance of ballots during the canvass;
    (8)   storage and retention of ballots following canvass and certification; and
    (9)   the free access system required under § 11-303(e) of this article.
  (c)   The State Board shall:
    (1)   in consultation with the local boards, assess the guidelines before each primary election; and
    (2)   revise the guidelines if indicated.