Oklahoma Senate Bill SB1820

Oklahoma 2026 Regular Session

• Introduced: 2/2/26
• Refer: 2/3/26

Caption

Duels; modifying elements of certain offense; establishing certain guidelines for consent as affirmative defense. Effective date.

Summary

SB1820 updates Oklahoma’s criminal law on dueling and consent-based defenses to assaultive conduct. First, it amends the existing dueling statute to specify that a person who fights a duel with a deadly weapon commits a Class C1 felony even if no death or wound results, preserving and clarifying the offense and its punishment. The bill also creates a new section defining “serious bodily injury” and limits when consent can be used as an affirmative defense to certain assault statutes. Under the bill, consent or a reasonable belief in consent is only a defense if the conduct did not threaten or cause serious bodily injury and the victim knew the conduct was a risk of the person’s occupation, recognized medical treatment, or a scientific experiment conducted by recognized methods. The bill further bars this defense when the conduct is tied to initiation or continued membership in a criminal street gang.

Impact

SB1820 would amend Title 21 of the Oklahoma Statutes by revising Section 662 on dueling and adding a new Section 663 governing consent as an affirmative defense in limited assault cases. It would affect prosecutions under Sections 644 and 647 by narrowing when consent can excuse conduct, while also creating a statutory definition of serious bodily injury and an express gang-related exception. The bill would primarily affect criminal defendants, prosecutors, and cases involving consensual contact, occupational risk, medical treatment, scientific experimentation, and gang-related violence.

Sentiment

The available context shows little recorded debate or opposition, and there are no committee transcripts or votes provided. The bill’s caption and structure suggest a targeted criminal-law clarification rather than a broad policy overhaul, and the later coauthoring action indicates at least some legislative support. Overall, the sentiment appears neutral to favorable based on the absence of recorded controversy and the bill’s focused public-safety framing.

Contention

The main points of potential contention are the bill’s limits on consent as a defense and its gang-related carveout. Supporters would likely view these provisions as preventing misuse of consent in violent conduct and closing loopholes in assault prosecutions, while critics could question whether the statute is too restrictive in cases involving consensual risk-taking or whether the gang exception is overbroad. The definition of serious bodily injury and the scope of “recognized” medical or scientific activity could also be areas of interpretive dispute.