What Is 3rd Degree Sexual Assault?

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Last updated: August 18, 2026

3rd degree sexual assault is a charging level that some states use to rank sexual offenses by severity. 

California is not one of them. 

Our state prosecutes this conduct under separately numbered Penal Code sections instead of degrees, so a page written for Wisconsin or West Virginia tells you very little about the charge you actually face here.

At My Rights Law Criminal Defense and DUI Lawyers, our Rancho Cucamonga criminal defense attorneys represent people accused of sex offenses throughout San Bernardino County. Identifying the California statute that applies to your case and what that section carries is where a real defense starts. 

Call 909-330-3880 for a free case evaluation.

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What Is 3rd Degree Sexual Assault?

Third degree sexual assault describes a mid-level sexual offense in states that grade these crimes by degree. The first degree carries the harshest penalties. Each step down reflects fewer aggravating circumstances, not a less serious accusation.

Most degree systems separate two questions: Whether sexual penetration occurred, and what circumstances surrounded the act. Force, weapons, serious injury, and the capacity of the accuser all move a charge up or down the scale.

How States Rank Sexual Assault by Degree

States that use degrees generally follow a pattern:

  1. First degree applies when aggravating factors are present, such as a weapon, serious bodily injury, or an accuser who could not legally consent.
  2. Second degree covers non-consensual acts involving force or threats without the most extreme aggravating factors.
  3. Third degree typically covers sexual intercourse or penetration without consent, absent the aggravating circumstances the higher degrees require.
  4. Fourth degree, where it exists, covers non-penetrative sexual contact and is often a misdemeanor.

The specific elements shift from state to state. A third degree charge in one jurisdiction may not match a third degree charge in another.

Which States Charge Sexual Assault by Degree

Several states grade sexual offenses this way. West Virginia defines the offense at West Virginia Code 61-8B-5. Nebraska addresses degrees of sexual assault in Nebraska Revised Statutes 28-320.

Wisconsin, Connecticut, Maryland, Minnesota, Rhode Island, and Arkansas also use degree-based or similarly tiered structures. Where the case sits in one of those states, the local statute controls and California law has no bearing on it.

Why California Does Not Use Sexual Assault Degrees

California organizes sex offenses by conduct rather than by degree. The Penal Code assigns a separate section to each type of act, and exposure depends on the statute charged plus any sentencing enhancements that apply.

No California prosecutor files a count labeled third degree sexual assault. If you have been told you face that charge, either the case is in another state, or the label is being used loosely to describe a California offense with a different name.

California Charges That Cover Conduct Called 3rd Degree Sexual Assault Elsewhere

Conduct that another state would grade by degree and charge here under one of several specific statutes. Which one applies drives everything: The exposure, the registration consequences, and the defense strategy.

Sexual Battery Under California Penal Code § 243.4

California Penal Code § 243.4 defines sexual battery as touching an intimate part of another person against that person's will for sexual arousal, gratification, or abuse. The statute defines an intimate part as the sexual organ, anus, groin, or buttocks of any person, and the breast of a female.

Under California Penal Code § 243.4, misdemeanor sexual battery carries up to six months in county jail and a fine of up to $2,000. Where the defendant was the accuser's employer, the fine rises to $3,000.

The offense becomes a wobbler when specific circumstances apply, including unlawful restraint, institutionalization for medical treatment, or a false representation that the touching served a professional purpose. Those subdivisions carry up to one year in county jail and a $2,000 fine, or two, three, or four years in state prison and a fine of up to $10,000.

Rape Under California Penal Code § 261

California Penal Code § 261 covers sexual intercourse accomplished without lawful consent. The statute lists the qualifying circumstances, including force, violence, duress, menace, fear of immediate bodily injury, intoxication, unconsciousness, and threats to retaliate or to use the authority of a public official.

Rape is always charged as a felony. Under California Penal Code § 264, the sentence is three, six, or eight years in state prison, with longer terms where the accuser was a minor.

Nothing in either statute creates degrees. Prosecutors instead select the subdivision matching the alleged facts, and enhancements can extend a term well past the base range.

Forcible Sexual Penetration Under California Penal Code § 289

California Penal Code § 289 addresses sexual penetration by a foreign object, substance, instrument, device, or any part of the body other than a sexual organ. Force, violence, duress, menace, and fear of immediate and unlawful bodily injury each qualify as an aggravating circumstance. Where the prosecution alleges one of them, California Penal Code § 289 sets the term at three, six, or eight years in state prison.

Other subdivisions reach penetration where the accuser was unconscious, prevented from resisting by an intoxicating substance, or unable to consent because of a mental disorder or a developmental or physical disability. Those provisions carry the same three, six, or eight year range.

Oral Copulation Under California Penal Code § 287

California Penal Code § 287 defines oral copulation and prohibits it under specific circumstances rather than across the board. Consensual acts between adults are not criminal under this section.

The statute reaches acts accomplished by force, duress, or threats of retaliation, acts involving a person who could not consent, acts involving a minor, and acts committed in custody. Penalties climb with the circumstances alleged, and convictions under this section commonly trigger registration requirements.

Unlawful Sexual Intercourse Under California Penal Code § 261.5

California Penal Code § 261.5 covers sexual intercourse with a person under 18 who is not the defendant's spouse. Consent is not available as a defense, because California law treats minors as legally unable to consent.

Exposure turns on the age gap. Under California Penal Code § 261.5, the offense is a misdemeanor where the two people are within three years of each other in age.

A person 21 or older who has intercourse with someone under 16 faces either a misdemeanor or a felony. That subdivision carries up to one year in county jail, or two, three, or four years in state prison.

Additional Charges Prosecutors Often File Alongside

Sex offense cases rarely arrive as a single count. Depending on the allegations, a complaint may also include:

  • False imprisonment
  • Assault or battery
  • Domestic battery, where the two people are or were in a relationship
  • Criminal threats
  • Attempt charges, where the prosecution alleges the act was not completed

Each added count carries its own exposure. Each also gives the prosecution more room in negotiation, which is why the full charging document matters as much as the lead offense does.

Protect your future with a skilled California criminal defense lawyer.

Penalties for These Charges in California

Sentencing depends on the statute charged, the alleged circumstances, and any prior record. Two consequences reach further than jail or prison: Registration, and the collateral effects that follow a conviction for decades.

Misdemeanor Exposure

A misdemeanor sex offense conviction can carry county jail time, fines, probation, counseling requirements, and a protective order. Misdemeanor sexual battery sits at the lower end of the range, with up to six months in jail.

Lower exposure does not mean low stakes. A misdemeanor conviction can still require registration, and it still appears on a background check.

Felony Exposure

Felony sex offense convictions carry state prison terms measured in years rather than months. Rape and forcible sexual penetration both start at three, six, or eight years, and enhancements can push a term higher.

Some felony sex offenses are also treated as serious or violent felonies under California law, which affects sentencing on any future case.

Sex Offender Registration Under California Penal Code § 290

Registration is the consequence most people ask about first. California replaced lifetime registration for every qualifying offense with a tiered structure when Senate Bill 384 took effect on January 1, 2021.

The California Department of Justice sets out these mandatory minimum registration periods for adult convictions:

  1. Tier one: 10 years
  2. Tier two: 20 years
  3. Tier three: Lifetime

Juvenile adjudications fall into two tiers, at 5 years and 10 years. Tier one and tier two registrants may petition the superior court for termination of the requirement once the minimum period expires.

Which tier applies depends on the offense of conviction, risk assessment results, and other statutory criteria. That is one reason the specific section negotiated in a sex offense case carries so much weight.

Consequences Beyond Sentencing

A conviction reaches into areas of life that have nothing to do with the courtroom:

  • Immigration status, including removal and inadmissibility for non-citizens
  • Professional licensing in healthcare, education, real estate, and other regulated fields
  • Firearm rights
  • Housing applications, plus residency restrictions for registrants
  • Employment and background screening
  • Custody and visitation questions in family court

What Happens After a Sex Crime Arrest in Rancho Cucamonga

These cases follow the same procedural path as other California felonies, though they tend to move slower and involve more forensic evidence. 

The sequence generally runs:

  1. Arrest and booking. Officers may seek a statement. You have the right to decline and to ask for counsel.
  2. Arraignment. The court reads the charges, addresses bail or release conditions, and takes a plea. A protective order is often issued at this stage.
  3. Discovery. The prosecution turns over reports, recordings, forensic results, and witness statements.
  4. Preliminary hearing. In felony cases, a judge decides whether enough evidence exists to hold the case for trial.
  5. Pretrial motions. Motions can seek to suppress evidence, exclude statements, or dismiss counts.
  6. Resolution or trial. Cases end in dismissal, a negotiated plea, or a jury trial.

Investigations often begin well before an arrest. Where detectives have contacted you and no charges have been filed yet, that window is when legal representation can do the most work.

Defenses to Sexual Assault Charges in California

No two sex offense cases present the same facts, and no defense applies universally. The available approach depends on what the prosecution can actually prove.

Where the accuser is an adult, and the charge requires that the act occurred against that person's will, consent goes directly to an element of the offense. Text messages, call records, and accounts from people present around the time of the incident can bear on that question.

Consent is not a defense to a charge under California Penal Code § 261.5, because minors cannot legally consent.

False Allegation or Mistaken Identity

Accusations sometimes arise out of a custody dispute, a breakup, or pressure from a third party. In other cases, the accuser has identified the wrong person entirely.

Our team examines the timeline of the report, prior statements, and the relationship history for inconsistencies the prosecution has not addressed.

Insufficient Evidence

The prosecution carries the burden of proving every element beyond a reasonable doubt. Many sex offense cases rest primarily on one person's account, with limited physical evidence supporting it.

We test how the interview was conducted, whether forensic results support the allegation, and whether the reported account has stayed consistent over time.

Expired Statute of Limitations

California sets filing deadlines for many sex offenses under California Penal Code § 799 and California Penal Code § 801.1. Specified felony offenses involving an adult accuser generally must be charged within 10 years, while offenses alleged to have occurred when the accuser was under 18 may be charged up to that person's 40th birthday. Certain serious offenses carry no filing deadline at all.

Misdemeanor deadlines run shorter. Where the applicable period has expired, the remedy is dismissal, which is why the filing date is among the first things we check.

Unlawful Search, Seizure, or Interrogation

Evidence gathered through an unlawful search, or a statement taken in violation of Miranda rights, can be challenged. Should the court suppress that evidence, the prosecution may be left without enough to proceed.

How Our Rancho Cucamonga Sex Crimes Attorneys Handle These Cases

At My Rights Law Criminal Defense and DUI Lawyers, our work starts with the charging document and the discovery rather than with assumptions about what happened. We request the full investigative file, including recorded interviews, forensic reports, and any digital evidence the prosecution intends to use.

From there, our attorneys identify which California statute the alleged conduct actually fits, whether the elements are supported, and where the evidence is vulnerable. Negotiating the specific section charged can change the registration consequences even when the underlying facts do not change.

Pre-filing representation is part of that work. Where detectives are still investigating, early involvement by counsel can shape what the prosecution ultimately reviews.

Frequently Asked Questions About 3rd Degree Sexual Assault

Is 3rd Degree Sexual Assault a Felony?

In states using degree classifications, third degree sexual assault is usually a felony, though the felony class and sentence range vary widely. In California, the closest equivalents run from a misdemeanor under California Penal Code § 243.4 to felonies carrying multi-year state prison terms.

Is 3rd Degree Worse Than 1st Degree Sexual Assault?

No. In degree-based systems, the first degree is the most serious, and the numbers rise as the aggravating circumstances fall away. A third degree charge still exposes a person to felony penalties and registration requirements in most states that use the label.

What Is an Example of 3rd Degree Sexual Assault?

Under a typical degree-based statute, third degree sexual assault describes non-consensual sexual intercourse or penetration without the aggravating factors that would elevate the charge, such as a weapon or serious injury. California would generally address the same allegation under California Penal Code § 261 or California Penal Code § 289.

Does California Charge 3rd Degree Sexual Assault?

No. California does not grade sexual offenses by degree. Charges are filed under specific Penal Code sections instead, and exposure follows the section charged rather than a degree label.

How Long Do Prosecutors Have to File Sex Crime Charges in California?

That depends on the offense and the accuser's age at the time. Specified felony offenses involving adults generally carry a 10-year filing deadline, offenses involving accusers under 18 can be charged until that person's 40th birthday, and certain serious offenses have no deadline.

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Contact Our Rancho Cucamonga Sex Crimes Defense Attorneys for a Free Confidential Consultation

Where you have been told you are facing 3rd degree sexual assault, what matters is identifying the actual California charge and what it carries. My Rights Law defends people accused of sex offenses throughout Rancho Cucamonga and San Bernardino County, and we handle these cases from pre-filing investigation through trial.

Attorney Bobby Shamuilian and our team are ready to review the allegations, the discovery, and the options available to you.

Call our law firm at 909-330-3880 for a free case evaluation.

This page was written by the My Rights Law Editorial Team and reviewed for legal accuracy by Bobby Shamuilian.

Attorney Shamuilian is the founder and managing partner of My Rights Law and is widely recognized as a legal authority, frequently appearing as a legal analyst and TV pundit on national news outlets.

He has earned a perfect “10.0 – Top Attorney” rating on AVVO and a “10.0” rating on Justia, and has been named among the “Top 40 Under 40” and the “Top 100 Trial Lawyers” by The National Trial Lawyers.

With his proven expertise and dedication, Mr. Shamuilian is committed to protecting your rights and achieving the best possible outcome for your case.

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