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: when the court grants an annulment or an absolute divorce; 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 after the 90–day period if: the court expressly reserves in the annulment or divorce decree the power to make the determination; during the 90–day period, the court extends the time for making the determination; and the parties consent to the extension. In this subtitle a military pension shall be considered in the same manner as any other pension or retirement benefit.