Maryland Code, State Personnel and Pensions § 27-404

(2)(i) the member, former member, or retiree leaves no surviving spouse or children who are under the age of 26 years or are disabled;

(ii) the surviving spouse dies and there are no children of the member, former member, or retiree, who are under the age of 26 years or are disabled; or

(iii) the last of any children under the age of 26 years and are not disabled becomes 26 years old or dies before becoming 26 years old.