Md. Code, Election Law § 12–302

(a) This subtitle applies only to a person that accepts public campaign financing under:

(1) Title 15 of this article; or

(2) § 13–505 of this article.

(b) A person may accept a donation or make a disbursement relating to a contested election only if the person:

(1) establishes a contested election committee; and

(2) discloses the donations and disbursements in accordance with this subtitle.