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Bill

Bill

SB 14

Modification to Defense of Not Guilty by Reason of Insanity

2026 Regular Session

SB 14 modifies Colorado's insanity defense standards, adjusting how courts evaluate mental illness claims in criminal cases and determining defendants' access to treatment versus incarceration.

Governor Signed
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Bill Summary · SB 14

Legislative bill overview

SB 14 modifies Colorado's legal standard for the insanity defense, which allows defendants to be found not guilty if they were unable to understand their actions or control their behavior due to mental illness at the time of the crime. The bill adjusts the criteria, procedures, or burden of proof related to this defense, though specific amendments are not detailed in the action log provided. The measure has passed the Colorado Senate and is now in House Judiciary Committee.

Why is this important

The insanity defense is a fundamental component of criminal justice that balances accountability with mental health considerations. Changes to its standards directly affect which defendants can access this defense, how mental illness is evaluated in courts, and ultimately where individuals receive treatment—prison or psychiatric facilities. This impacts both public safety policy and the mental healthcare system's responsibilities.

Potential points of contention

  • Burden of proof adjustments – Whether defendants must prove insanity by a preponderance of evidence or clear and convincing evidence affects how many defendants successfully use this defense
  • Definition of mental illness criteria – Narrowing or broadening what qualifies as incapacity to understand or control behavior could exclude or include certain psychiatric conditions
  • Public safety vs. treatment philosophy – Stricter standards may increase convictions but reduce access to mental health treatment; looser standards may prioritize treatment but concern victims' rights advocates

Compiled from official sources — confirm details with the bill’s official record.

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