Md. Code Ann., Com. Law § 22-804
(a) Damages for breach of contract by either party may be liquidated by agreement in an amount that is reasonable in light of:
(c) If a party justifiably withholds delivery of copies because of the other party's breach of contract, the party in breach is entitled to restitution for any amount by which the sum of the payments it made for the copies exceeds the amount of the liquidated damages payable to the aggrieved party in accordance with subsection (a) of this section. The right to restitution is subject to offset to the extent that the aggrieved party establishes:
Added by Acts 2000, c. 11, § 1, eff. Oct. 1, 2000. Amended by Acts 2000, c. 61, § 6, eff. April 25, 2000.