If you are under investigation or facing charges for sexual assault in Illinois, acting quickly is critical to protecting your future.
A skilled Illinois sexual assault defense attorney can help safeguard your rights, navigate the complexities of the legal system, and develop a strong defense strategy when everything is on the line.
At Combs Waterkotte, we defend individuals accused of sexual assault and other sex offenses across Illinois. Whether you are being investigated or have already been charged, early legal guidance can significantly impact the outcome of your case. Contact us online or call (314) 900-HELP today to begin building your defense.
Cases Handled
Over 10,000
Jail Days Saved
Over 1 Million
Google Reviews
500+ Perfect
Legal Experience
Over 80 Years
What You’ll Find on This Page :
- How early involvement from an Illinois sexual assault defense attorney can influence the direction of your case
- An overview of how Illinois law defines criminal sexual assault, including key elements like consent, force, and incapacity
- A breakdown of the differences between criminal sexual assault, aggravated criminal sexual assault, and predatory criminal sexual assault of a child
- The potential consequences of a conviction in Illinois, including incarceration and mandatory sex offender registration
- Steps to take if you are being investigated or formally charged in Illinois
- Legal defense strategies commonly used to challenge allegations
- Situations in Illinois where charges may be reduced, dismissed, or resolved through negotiation
Legal Videos

How Can I Prove My Innocence if Accused of Sexual Assault in Illinois?
How Can I Prove My Innocence if Accused of Sexual Assault in Illinois? Facing sexual assault charges in the state of Illinois? Attorneys Joshua Boardman and Andrew Russek from Combs Waterkotte …

Can I Be Arrested for Sexual Assault Without Evidence in Illinois?
Can I Be Arrested for Sexual Assault Without Evidence in Illinois? Facing sexual assault charges in the state of Illinois? In this video, Combs Waterkotte attorneys Joshua Boardman and Andrew …

What Are Effective Defense Strategies in Sex Crime Cases in Illinois?
What Are Effective Defense Strategies in Sex Crime Cases in Illinois? Facing sex crime charges in the state of Illinois? Attorneys Joshua Boardman and Andrew Russek from Combs Waterkotte discuss …

What Are the Penalties for Sexual Assault in Illinois?
What Are the Penalties for Sexual Assault in Illinois? Facing criminal charges in the state of Illinois? Attorney Joshua Boardman from Combs Waterkotte discusses the possible penalties for a sexual …

What Should I Do if I’m Accused of Sexual Assault in Illinois?
What Should I Do if I'm Accused of Sexual Assault in Illinois? Facing sexual assault charges in the state of Illinois? Attorney Joshua Boardman from Combs Waterkotte discusses everything you need …

What Penalties Apply To Federal Sex Crime Convictions?
What Penalties Apply To Federal Sex Crime Convictions? Andrew Russek and Chris Combs from Combs Waterkotte federal criminal defense firm discuss potential penalties related to federal sex crime …
Why You Need a Sexual Assault Defense Lawyer in Illinois Immediately
What you do right after an accusation in Illinois can have a lasting impact on your case.
Police may already be building their case, gathering evidence, talking to witnesses, and trying to get statements from you. Once charges are filed, your ability to influence the situation becomes much more limited.
Bringing in a skilled Illinois sexual assault defense lawyer early can help you:
- Avoid saying something that could be used against you later
- Secure important evidence like texts, emails, and other records
- Spot weaknesses or inconsistencies in the accusations
- Challenge mistakes made during the investigation
- Potentially stop charges before they’re ever filed
Waiting it out and hoping for the best can hurt your case. The sooner you have legal guidance, the more control you have over what happens next.
How Illinois Law Defines Sexual Assault
Under 720 ILCS 5/11-1.20, criminal sexual assault in Illinois generally involves sexual penetration that occurs without consent. This can include situations involving force, threats, or circumstances where an individual is unable to provide legal consent.
Illinois law defines “sexual penetration” broadly. It is not limited to intercourse and may involve any intrusion by a body part or object.
A charge of criminal sexual assault may arise in Illinois when:
- Force or the threat of force is alleged
- The accused is aware that the other person cannot give consent due to intoxication, drugs, or mental incapacity
- The alleged victim is a family member under the age of 18
- The accused is 17 or older, is in a position of authority (such as a teacher or law enforcement officer), and the alleged victim is between 14 and 17
Aggravated Criminal Sexual Assault
Under 720 ILCS 5/11-1.30, aggravated criminal sexual assault involves additional factors that elevate the seriousness of the charge and increase potential penalties.
These aggravating factors in Illinois may include:
- Use or display of a weapon, or the infliction of bodily harm
- Threats to the life or safety of the alleged victim or another person
- The offense occurring during the commission of another felony, such as burglary
- The alleged victim being 60 or older, or having a physical or mental disability
- Administering drugs or substances without consent (for example, spiking a drink)
- The accused being under 17 and the alleged victim under 9
- The accused being under 17, the alleged victim between 9 and 12, and force or threats are involved
Predatory Criminal Sexual Assault of a Child
Under 720 ILCS 5/11-1.40, predatory criminal sexual assault of a child applies when an adult is accused of engaging in a sexual act involving a young child.
A person may face this charge in Illinois if:
- The alleged victim is under the age of 13
- The accused is 17 years of age or older
- The conduct involves sexual penetration or sexual contact (touching of intimate areas)
Because children under 13 cannot legally consent under Illinois law, prosecutors are not required to prove force, threats, or resistance for this charge to apply.

Why Clients Trust Combs Waterkotte for Sexual Assault Defense in Illinois
When you’re facing serious charges, the criminal defense attorney in Illinois you choose can make a real difference. At Combs Waterkotte, we’ve successfully handled thousands of criminal cases across Illinois and know what it takes to protect your rights and your future.
What sets our team apart :
- Proven Experience and Legal Knowledge
With decades of combined criminal defense experience and 10,000+ cases handled, we understand how to navigate complex charges and courtroom strategy. Our experience allows us to approach serious allegations with confidence, precision, and a clear plan.
- Responsive, Client-Focused Representation
We prioritize communication and accessibility. You’ll receive regular updates, clear answers, and guidance throughout your case. Because we don’t bill by the hour, you can reach out whenever you need support or clarity.
- Strategic Preparation and Comprehensive Resources
Our team works with investigators, experts, and support staff to build a detailed, evidence-based defense tailored to your situation. No matter where your case is in Illinois, we bring the resources needed to support you.
- Trial-Ready Defense Approach
We prepare every case as though it will go to trial. This approach strengthens our position in negotiations and ensures you are fully prepared if your case proceeds to court.
Our clients value our responsiveness, preparation, and commitment to achieving the best possible outcome in high-stakes cases.
Potential Consequences of a Sexual Assault Conviction in Illinois
In Illinois, a first-time criminal sexual assault charge is generally classified as a Class 1 felony. A conviction can result in a prison sentence ranging from 4 to 15 years, along with mandatory registration as a sex offender.
That said, Illinois sexual assault penalties can become significantly more severe depending on the circumstances of the case.
- If there is a prior conviction for a sex-related offense or child exploitation, the charge may be elevated to a Class X felony, which carries a mandatory prison term of 30 to 60 years.
- If the accused has prior convictions for aggravated criminal sexual assault or predatory criminal sexual assault of a child, the sentence may include life imprisonment without the possibility of parole.
Collateral Consequences of a Sexual Assault Conviction in Illinois
The penalties for a sexual assault conviction in Illinois extend far beyond prison time and fines. Even after a case is resolved, the long-term consequences can follow you for years, decades, or even the rest of your life.
These are known as collateral consequences, and they can affect nearly every aspect of your personal and professional future.
They include:
Employment & Career Barriers
A sexual assault conviction can make it extremely difficult to find or keep a job. Most employers conduct background checks, and a felony conviction, especially for a sex offense, can disqualify you from many positions.
You may also face:
- Loss of current employment
- Limited future job opportunities
- Disqualification from careers involving trust, licensing, or public interaction
Illinois Sex Offender Registration Requirements
In many cases, a conviction requires mandatory registration as a sex offender. Registration can last for years, or even a lifetime, depending on the offense.
This can involve:
- Regular reporting to law enforcement
- Public listing on a searchable registry
- Restrictions on where you can live or work
- Limitations on contact with certain individuals, including minors
Housing Challenges
Finding stable housing can become significantly more difficult after a conviction. Many landlords conduct background checks and may deny applications based on criminal history.
Additionally, sex offender registry restrictions may limit where you are legally allowed to live.
Professional Licenses
If you hold a professional license in Illinois, such as in healthcare, education, law, or skilled trades, a conviction can lead to suspension or permanent revocation.
Even applying for new certifications or licenses may become far more difficult.
Child Custody & Visitation Issues
A sexual assault conviction can directly impact your custody or visitation rights. Illinois courts consider the best interests of the child, and even an allegation can weigh heavily against a parent.
Loss of Rights
A conviction can result in the loss of certain rights in Illinois, including:
- Restrictions on firearm ownership
- Difficulty traveling internationally, as some countries restrict entry
- Limitations on voting rights in certain situations
Steps to Take After a Sexual Assault Accusation in Illinois
The actions you take immediately after a sex crime allegation or arrest can have a lasting impact on your case. Taking the right approach early is critical to protecting your rights and your future. To protect yourself:
- Do not speak with law enforcement without legal counsel. Even well-intentioned statements can be misinterpreted and used against you.
- Retain an experienced Illinois sexual assault defense lawyer as soon as possible. Early representation allows your attorney to manage communications, address bail issues, and begin building a strategic defense.
- Avoid any contact with the alleged victim. Attempts to explain, apologize, or defend yourself may be misunderstood and could result in additional legal complications.
- Preserve all potential evidence. Save messages, emails, social media communications, call logs, photos, and location data. Do not delete anything, as even small details may become important in your defense. Identify any witnesses who may support your version of events.
- Refrain from discussing the situation with others. Conversations with friends, family, or online posts may be used as evidence by the prosecution.
Acting quickly matters. The earlier you involve a Combs Waterkotte sexual assault defense attorney in Illinois, the sooner your rights can be protected and your defense can begin.

How Sexual Assault Charges Are Defended in Illinois
Defending against sexual assault allegations in Illinois requires a detailed, strategic approach focused on testing the strength of the prosecution’s case. This often involves examining the evidence, questioning witness credibility, and identifying procedural or constitutional issues.
Common defense strategies may include:
Consent Defense
When consent is at issue, the defense may present evidence that the interaction was voluntary. This can include messages, prior communications, or witness testimony that helps provide context and supports the claim that the encounter was consensual.
False or Motivated Allegations
Allegations can sometimes stem from misunderstandings, personal disputes, or outside pressures. An experienced Illinois sex crimes defense lawyer may investigate the circumstances behind the claim to identify inconsistencies or motives that call the accusation into question.
Misidentification
In some cases, the wrong person may be accused. Your Illinois sexual assault defense team can challenge unreliable identifications, flawed investigative methods, or assumptions that led to an incorrect conclusion.
Excluding Improperly Obtained Evidence
If law enforcement violated your rights, such as through unlawful searches or coercive questioning, your Illinois defense attorney may seek to have that evidence excluded from the case.
Questioning Forensic and Digital Evidence
Evidence like DNA, medical reports, and digital data must be carefully analyzed. Your defense attorney may challenge how this evidence was collected, preserved, or interpreted, and highlight any errors or inconsistencies.
Alibi and Location Evidence
Records such as GPS data, surveillance footage, or cell phone activity may demonstrate that you were not at the location when the alleged incident occurred.
Key takeaway: you are not required to prove your innocence. The burden is on the prosecution to prove the case beyond a reasonable doubt. A strong defense focuses on creating that doubt.
Can Sexual Assault Charges in Illinois Be Reduced, Dismissed, or Settled Before Trial?
Not all sexual assault cases in Illinois proceed to trial. In many situations, the most effective outcome is achieved during the pre-trial phase through strategic motions and negotiations.
When there are weaknesses in the evidence or issues with how the investigation was conducted, it may be possible to have charges dismissed, reduced, or resolved through a negotiated plea agreement.
Circumstances That Can Lead to Dismissal of Sexual Assault Charges in Illinois
Charges may be dismissed when the prosecution is unable to prove its case or when significant legal or procedural flaws undermine the evidence. Situations that may support dismissal include:
- Weak, insufficient, or unreliable evidence
- Contradictory or withdrawn witness statements
- Absence of forensic or supporting evidence
- Constitutional violations, such as unlawful searches or improper questioning
- Investigative errors or misconduct
Early involvement from a defense attorney can be critical in identifying and addressing these issues before the case progresses further.
When a Plea Agreement May Be an Option in Illinois
In certain situations, resolving a case through a negotiated plea agreement may be considered instead of proceeding to trial. These discussions may focus on:
- Reducing the level or classification of the charges
- Avoiding exposure to mandatory minimum penalties
- Narrowing potential sentencing outcomes or long-term consequences
- Bringing the case to resolution without the risks associated with trial
Plea agreements are not suitable in every case. Any decision to pursue or accept one should be based on a careful review of the evidence and a clear understanding of the potential outcomes.
Why Trial-Ready Defense in Illinois Makes a Difference
No matter how your case is resolved, prosecutors tend to take cases more seriously when they know your lawyer is fully prepared to go to trial. That level of preparation can influence negotiations and outcomes from the very beginning.
Talk to a Sexual Assault Defense Lawyer in Illinois Right Away
If you’ve been accused or charged in Illinois, you don’t have to deal with this alone..
Combs Waterkotte’s Illinois sexual assault lawyers offer confidential consultations so you can understand what you’re facing and what your options are. The sooner you speak with a defense lawyer in Illinois, the more control you have over your case.
Give us a call at (314) 900-HELP today or contact us online to discuss the specifics of your case and begin building your defense in Illinois.

