Maryland Insurance Section 19-405
§ 19-405.
  When a workers' compensation insurance policy is renewed, the insurer shall give the employer a conspicuous written notice that:
    (1)   the employer must have a work permit for each minor employee as required by Title 3, Subtitle 2 of the Labor and Employment Article; and
    (2)   if the employer does not have a work permit for a minor employee:
      (i)   the State Workers' Compensation Commission may award twice the compensation and death benefits otherwise allowed under Title 9, Subtitle 6 of the Labor and Employment Article in a claim by that employee or that employee's dependent; and
      (ii)   the employer is solely liable for any increase in compensation or death benefits in a claim by that employee or that employee's dependent.