Maryland Business Occupations and Professions Section 6-604
(a)   This section does not apply to a State licensee on inactive status.
(b)   A master electrician who is licensed by the State Board and provides electrical services or a person to whom the master electrician assigns a local license under this title shall:
(1)   maintain general liability insurance in the amount of at least $300,000;
(2)   maintain property damage insurance in the amount of at least $100,000; and
(3)   submit proof of the required insurance to the State Board.
(c)   (1)   An applicant for a State license shall submit proof of the insurance required under this section to the State Board with the license application.
(2)   The State Board may not issue a State license to an applicant to whom the insurance requirements of this section would apply unless the applicant submits proof of the insurance.
(d)   Unless an applicant meets the insurance requirements of this section, the State Board may not renew a State license of the applicant to whom the insurance requirements of this section would apply.
(e)   If the insurance required under this section is canceled, the insurer shall notify the State Board within 10 days after the date of cancellation.
(f)   If a local jurisdiction requires an applicant for a local license to execute a bond to the local jurisdiction, the applicant may satisfy the bond requirement by submitting proof of the insurance required under this section.