Maryland Business Occupations and Professions Section 19-408
§ 19-408.
  Subject to the hearing provisions of § 19-410 of this subtitle, the Secretary may deny certification as a security guard to any applicant, reprimand or fine any individual certified as a security guard, or suspend, revoke, or refuse to renew the certification of an individual:
    (1)   for any applicable ground under § 19-313 of this title;
    (2)   if the applicant or individual fraudulently or deceptively obtains or attempts to obtain certification as a security guard for the applicant or individual or for another;
    (3)   if the applicant or individual fails to maintain the standards set by the Secretary for certification as a security guard; or
    (4)   if, under the laws of the United States or of any state, the applicant or individual pleads guilty or nolo contendere to or is convicted of:
      (i)   a felony; or
      (ii)   a misdemeanor that is directly related to the fitness and qualification of the applicant or individual to be certified as a security guard.