Maryland Statutes
Subtitle 4 - Rules Relating to Legacies
Section 4-401 - Legatee Failing to Survive Testator by 30 Days

A legatee, other than the testator’s spouse, who fails to survive the testator by 30 full days is considered to have predeceased the testator, unless the will of the testator:
        (1)    Expressly creates a presumption that the legatee is considered to survive the testator; or
        (2)    Requires that the legatee survives the testator for a stated period in order to take under the will and the legatee survives for the stated period.