Section 13A-715.1 - Defense of lack of mental responsibility(a)(1) It is an affirmative defense in a trial by court-martial that, at the time of the commission of the acts constituting the offense, the accused, as a result of a severe mental disease or defect, was unable to appreciate the nature and quality or the wrongfulness of the acts.(2) Mental disease or defect does not otherwise constitute a defense.(b) Procedures for the defense of lack of mental responsibility will be governed by the rules of use of courts-martial to the extent they do not conflict with State substantive law.Added by 2020 Md. Laws, Ch. 592,Sec. 2, eff. 10/1/2020.