Maryland Business Occupations and Professions Section 6-402
§ 6-402.
  (a)   Subject to the limitations in this section and § 6-314 of this title, a master electrician who is licensed by the State Board and who assigns a local license to a person who engages in the business of providing electrical services may change that assignment.
  (b)   To change an assignment of a local license, an applicant shall:
    (1)   submit to the State Board an application on the form that the State Board provides;
    (2)   pay to the State Board a change of status fee of $50;
    (3)   submit to the State Board proof of the change of status of the local license; and
    (4)   return the State license to the State Board.
  (c)   On payment of the change of status fee, the State Board shall issue a new license to the applicant.
  (d)   The State Board shall give each local jurisdiction notice of any change in the status of a local license obtained by the use of a State license that will affect the status of the State license.