Md. Code, Labor and Employment § 8–626

(a) For each calendar quarter, each employing unit shall submit to the Secretary a contribution and employment report on or before the date that the Secretary sets.

(b) An employing unit shall include in a contribution and employment report information that the Secretary requires.

(c) (1) An employing unit that fails to submit a contribution and employment report under this section is subject to a penalty of $35 unless the Secretary waives the penalty for cause.

(2) An employing unit that submits a check or other negotiable instrument in payment of any penalty under this subsection which is returned for insufficient funds is subject to an additional penalty of $25.