Maryland Statutes
Subtitle 5 - Voting by Mail in Special Elections
Section 9-504 - Return of Vote-by-Mail Ballot

(a)    A voter may return a vote–by–mail ballot to a local board:
        (1)    by mail;
        (2)    in person during regular office hours; or
        (3)    through a duly authorized agent in accordance with subsection (b) of this section.
    (b)    (1)    A voter may designate a duly authorized agent in accordance with § 9–307 of this title to return a vote–by–mail ballot to a local board during regular office hours.
        (2)    Notwithstanding § 9–307(b)(4)(i) of this title, an agent is required only to:
            (i)    witness the voter mark the ballot and place it in an envelope; and
            (ii)    return the ballot to a local board.