Maryland Code, COURTS AND JUDICIAL PROCEEDINGS 8-102

Adult: means an individual at least 18 years old. See
state: means :

(1) a state, possession, territory, or commonwealth of the United States; or

(2) the District of Columbia. See

(a) Each adult citizen of this State has:

(1) The opportunity for jury service; and

(2) When summoned for jury service, the duty to serve.

(b) A citizen may not be excluded from jury service due to color, disability, economic status, national origin, race, religion, or sex.

(d) Volunteers for jury service shall be refused.