What is an Insanity Defense

Posted over 3 years ago. Applies to Texas, 2 helpful votes


In Texas it is an affirmative defense to prosecution that , at the time of the conduct charged, the actor, as a result of severe mental disease or defect, did not know that his conduct was wrong.

This defense shall only be submitted to the jury if supported by competent evidence.

When insanity is submitted, the trier of facts shall determine and include in the verdict or judgment or both whether the defendant is guilty, not guilty, or not guilty by reason of insanity.

Additional Resources

Texas Penal Code and Code of Criminal Procedure

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Related Topics

Insanity defense and criminal charges

The insanity defense in criminal cases is used to argue that defendants were not responsible for their criminal actions because they were not sane at the time.

Evidence in criminal cases

Evidence includes records, physical items, or testimony that demonstrate some fact in a case. To be used in court, evidence must be collected in a legal manner.

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