# Public Safety (GPS)

## Title 13A. Maryland Code of Military Justice

### Subtitle 7. Trial Procedure

#### Section 13A-715.1

(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.

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Md. Code Ann., Pub. Safety (as displayed at mgaleg.maryland.gov, October 16, 2026)