Wisconsin Strangulation and Suffocation Laws: Charges, Penalties, and Defenses

Meta description: Learn how Wisconsin defines strangulation and suffocation, what penalties apply under state law, how domestic abuse cases are handled, and what defenses may matter.

Wisconsin treats strangulation and suffocation as serious felony offenses, even when an alleged victim has no visible injury. State law focuses on whether someone intentionally impeded another person’s normal breathing or blood circulation by applying pressure to the throat or neck, or by blocking the nose or mouth. Understanding the statute’s elements, potential penalties, domestic abuse procedures, and available defenses can help clarify what an investigation or charge may involve.

What Wisconsin’s Strangulation and Suffocation Law Prohibits

Wisconsin Statute § 940.235 makes it a crime to intentionally impede another person’s normal breathing or circulation of blood in either of two ways: applying pressure to the person’s throat or neck, or blocking the person’s nose or mouth. The statute covers conduct commonly described as strangulation or suffocation.

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The statute does not require proof that the person lost consciousness, suffered lasting harm, or had visible marks. The core issue is whether the accused intentionally impeded normal breathing or blood circulation through one of the specified actions. A person may have difficulty breathing or experience pressure without developing bruising or other obvious injury.

The law does not list a separate requirement that the victim be a particular age, have a particular relationship to the accused, or suffer a specified degree of injury. However, the relationship between the parties may affect how authorities classify and handle a case under Wisconsin’s domestic abuse laws.

Elements Prosecutors Must Prove

To obtain a conviction under § 940.235, the prosecution generally must prove the elements of the offense beyond a reasonable doubt. The statutory language centers on the accused’s intent, the effect on breathing or circulation, and the method used. In practical terms, prosecutors may need to establish that:

  • The accused acted intentionally.
  • The conduct impeded the other person’s normal breathing or blood circulation.
  • The accused applied pressure to the person’s throat or neck, or blocked the person’s nose or mouth.

“Intentionally” concerns the person’s mental state: the conduct must be deliberate rather than purely accidental. The law does not require an intent to kill or cause permanent injury. Whether the evidence proves intentional conduct and actual impediment is decided from the circumstances of the specific case.

Evidence may include statements from the people involved, eyewitness accounts, photographs, medical records, emergency calls, body-camera footage, and other physical or digital evidence. Medical documentation can be relevant, but the absence of a medical visit or visible injury does not automatically resolve whether the statutory elements were met.

Wisconsin Penalties for Strangulation and Suffocation

A first violation of § 940.235 is generally a Class H felony. Under Wisconsin’s felony classification statute, a Class H felony carries a maximum sentence of six years: up to three years of initial confinement and up to three years of extended supervision. The maximum fine is $10,000. These are statutory maximums, not a prediction of the sentence in any particular case.

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A repeat violation can carry a higher classification. Under § 940.235(2), a person who violates the statute may be guilty of a Class G felony if the person has a prior conviction for violating § 940.235 or a comparable law of another jurisdiction. A Class G felony carries a maximum of 10 years, consisting of up to five years of initial confinement and up to five years of extended supervision, and a maximum fine of $25,000.

Sentencing depends on the facts, the person’s criminal history, applicable sentencing rules, and the judge’s assessment of the case. Other consequences may include court costs, supervision conditions, restrictions on contact, and effects on employment, housing, or professional licensing. A felony conviction can also have consequences beyond the sentence imposed by the court.

Offense classification Maximum imprisonment Maximum fine
Class H felony 6 years (up to 3 years initial confinement and 3 years extended supervision) $10,000
Class G felony 10 years (up to 5 years initial confinement and 5 years extended supervision) $25,000

These maximums are set out in Wisconsin Statute § 939.50. Sentencing laws and the facts of a case can interact in complex ways, so a statutory maximum should not be mistaken for the likely outcome.

When a Case Is Connected to Domestic Abuse

Strangulation allegations often arise between people who are current or former spouses, dating partners, family members, or members of the same household. Wisconsin’s domestic abuse statutes may apply when the alleged conduct and relationship meet the statutory definitions. The classification can affect police response, court procedures, and whether a domestic abuse injunction is available.

Under Wisconsin Statute § 968.075, officers investigating an alleged domestic abuse incident must follow rules that include assessing the circumstances and, in specified situations, making an arrest when there is probable cause. An arrest is not a finding of guilt. It begins a criminal process in which the charge must still be proved in court.

A criminal case and a domestic abuse injunction case are separate legal matters. A person may seek an injunction under Wisconsin’s civil procedures, while prosecutors pursue a criminal charge on behalf of the state. A court may impose temporary or longer-term restrictions on contact where the law and case circumstances support them. The rules and available orders depend on the relationship, allegations, and procedural posture.

Domestic-abuse-related findings can also trigger additional consequences under other laws. Those consequences are not automatic in every strangulation case; they depend on the statute involved and the specific facts. Anyone facing a charge should obtain advice about both the criminal case and any related injunction or no-contact order.

How Investigations and Court Cases May Proceed

After a report, law enforcement may interview the people involved and witnesses, document the scene, collect photographs or recordings, and seek medical information where legally permitted. Officers may also review emergency calls, messages, or other communications. The evidence considered varies substantially from case to case.

If prosecutors file a felony complaint, the case generally proceeds through an initial court appearance and other pretrial stages. A felony case may involve a preliminary hearing, where a judge determines whether there is sufficient evidence to proceed, followed by arraignment and further litigation. The exact sequence can depend on the case and any procedural decisions by the parties.

Pretrial conditions may restrict contact with an alleged victim or witnesses. Those conditions should be followed even if the parties communicate voluntarily or reconcile. Violating a court order can create separate legal problems and may affect release conditions.

A defendant has the right to challenge the state’s evidence and to require proof beyond a reasonable doubt. The alleged victim does not decide whether a criminal prosecution continues; that decision rests with the prosecutor. Statements made to police, medical providers, or other people may become evidence, subject to applicable rules.

Potential Defenses and Issues to Review

There is no single defense that applies to every case. The relevant questions depend on the evidence and the particular allegations. A defense lawyer may examine whether the state can prove each required element, including intent, an impediment to normal breathing or circulation, and the specified physical action.

  • Accident or lack of intent: Evidence may raise a question about whether the contact was deliberate or whether an injury occurred accidentally.
  • Dispute about what happened: Witness accounts, recordings, timelines, and physical evidence may conflict or leave uncertainty about the alleged act.
  • Insufficient evidence of impediment: The defense may challenge whether the conduct actually impeded normal breathing or blood circulation, as the statute requires.
  • Identification or credibility: The reliability of an identification, a statement, or a witness account may be relevant, depending on the facts.
  • Lawful evidentiary challenges: A lawyer may assess whether evidence was obtained lawfully and whether it can be admitted in court.

These are issues for case-specific legal analysis, not guarantees of a particular outcome. A person should not contact a witness to influence testimony or violate a court-imposed restriction. Preserving relevant messages, records, and other evidence and discussing them with counsel can be important.

Related Charges and Important Distinctions

Conduct alleged in a strangulation case may also lead prosecutors to consider other charges, depending on the evidence. These could include assault-related offenses, disorderly conduct, or offenses involving threats or property damage. Whether multiple charges are filed—and whether they can result in separate convictions or penalties—depends on the facts and applicable law.

Not every allegation of choking or pressure is legally identical. Section 940.235 specifically addresses intentional impediment through pressure on the throat or neck or blockage of the nose or mouth. Other conduct may be evaluated under different statutes. The label used in a police report or conversation does not determine the legal charge; the statute and evidence do.

Where to Find Official Wisconsin Legal Information

The most direct reference is the current text of Wis. Stat. § 940.235. Penalty classifications appear in Wis. Stat. § 939.50, and domestic abuse arrest provisions are addressed in Wis. Stat. § 968.075. Official statutes provide the governing text; court decisions and case-specific facts can affect how the law applies.

This article offers general information about Wisconsin law and is not legal advice. A person accused of strangulation or suffocation, subject to a no-contact order, or seeking protection should consult a Wisconsin attorney or an appropriate local legal resource promptly.

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