Maryland State Personnel and Pensions Section 9-702
§ 9-702.
  (a)   An employee may use work-related accident leave:
    (1)   beginning on the first day of disability; and
    (2)   continuing until the earlier of:
      (i)   the day that the employee is able to return to work, as certified by a physician; or
      (ii)   6 months from the day of disability.
  (b)   After an employee returns to work, work-related accident leave may be granted for continuing treatment as certified by a physician selected by the appointing authority up to 6 months from the day of the original disability.
  (c)   Work-related accident leave may be granted for up to an additional 6 months if:
    (1)   the employee is certified by a physician selected or accepted by the appointing authority; and
    (2)   no decision has been reached by the Workers' Compensation Commission on the employee's claim.