Md. Code, Commercial Law § 12–305

(a) In granting or denying an application for a loan, a licensee may not discriminate against any loan applicant only on the basis of race, color, creed, national origin, sex, sexual orientation, gender identity, disability, marital status, or age.

(b) (1) A licensee is not in violation of this section if the licensee is in compliance with the federal Equal Credit Opportunity Act and the regulations adopted under that act.

(2) Denying an application for a loan by an applicant who is a minor is not discrimination on the basis of age.