Maryland Family Law Section 8-203
§ 8-203.
  (a)   In a proceeding for an annulment or an absolute divorce, if there is a dispute as to whether certain property is marital property, the court shall determine which property is marital property:
    (1)   when the court grants an annulment or an absolute divorce;
    (2)   within 90 days after the court grants an annulment or divorce, if the court expressly reserves in the annulment or divorce decree the power to make the determination; or
    (3)   after the 90-day period if:
      (i)   the court expressly reserves in the annulment or divorce decree the power to make the determination;
      (ii)   during the 90-day period, the court extends the time for making the determination; and
      (iii)   the parties consent to the extension.
  (b)   In this subtitle, a military pension shall be considered in the same manner as any other pension or retirement benefit.