Former Cook County Felony Prosecutor
Sex Crimes
Charged with a Sex Crime in Chicago? Andrew M. Weisberg Provides Experienced and Strategic Defense
Being accused of a sex offense in Chicago or Cook County is one of the most serious and life-altering situations a person can face. Even an allegation alone can damage your reputation, affect your career, and disrupt your family life. A conviction can result in prison time, mandatory sex offender registration, and lifelong consequences that follow you long after a case is over. If you have been charged with a sex offense in Chicago, you need a defense attorney who understands both the legal and personal stakes involved.
Andrew M. Weisberg is a Chicago criminal defense attorney and former Cook County prosecutor who has successfully defended individuals accused of serious sex crimes throughout Cook County. He understands how these cases are investigated and prosecuted and works strategically to protect his clients’ rights and futures.
If you are under investigation or have been charged with a sex offense in Chicago, call (773) 908-9811 for a free consultation.
The Serious Consequences of Sex Crime Charges
Sex crime allegations carry consequences that extend far beyond possible jail or prison time. Unlike many other criminal charges, sex offenses often involve permanent public records and long-term legal obligations that can affect nearly every part of your life.
Even before a case is resolved, individuals accused of sex crimes may face:
- Damage to personal and professional reputation
- Job loss or employment suspension
- Restrictions on contact with family members
- Social stigma
- Stress and emotional hardship
If a conviction occurs, the consequences can be severe and long-lasting.
Criminal Penalties for Sex Offenses in Illinois
Sex offenses under Illinois law include a wide range of charges, many of which are classified as serious felonies. The penalties depend on the specific offense and the facts of the case, but prison sentences are common and sometimes mandatory.
Potential penalties may include:
Lengthy Prison Sentences
Many sex crimes carry substantial prison sentences. Some of the most serious offenses can result in decades in prison or even life sentences.
Examples include:
- Aggravated criminal sexual assault: 6 to 30 years in prison
- Predatory criminal sexual assault of a child: 6 to 30 years to life
- Criminal sexual assault: 4 to 15 years in prison
- Child pornography: 6 to 30 years in most serious offenses
- Obscenity: Less serious – charged a misdemeanor or low level felony
Probation is not always available, particularly for Class X felony offenses.
Substantial Financial Penalties
Convictions often include fines and court costs that can reach thousands of dollars. Additional expenses may include treatment programs and registration fees.
Strict Probation Conditions
If probation is granted, it often includes strict conditions such as:
- Counseling or treatment programs
- Curfews
- Electronic monitoring
- Internet restrictions
- Limitations on travel
Violating probation can result in prison.
Mandatory Sex Offender Registration
One of the most significant consequences of a sex offense conviction in Illinois is mandatory sex offender registration.
Registration requirements may last for:
- 10 years
- 25 years
- Lifetime registration
Sex offender registration can dramatically affect daily life. Failure to register as a sex offender is a criminal offense.
Registered individuals often face:
Housing Restrictions
Illinois law restricts where registered sex offenders may live. Residences near schools, parks, or daycare centers may be prohibited.
Employment Difficulties
Many employers conduct background checks and may refuse to hire individuals with sex offense convictions.
Certain professions and licenses may become unavailable.
Public Registry
Sex offender registration information is publicly available online, which can create long-term stigma and privacy concerns.
Travel Limitations
Registered individuals must report address changes and may face restrictions when traveling or moving.
Failure to comply with registration requirements can lead to additional felony charges.
Because the consequences are so serious, defending sex crime charges aggressively is essential.
Common Sex Offense Charges in Chicago
Illinois law defines a wide range of sex-related offenses. Andrew M. Weisberg regularly defends clients charged with many types of sex crimes in Cook County.
Criminal Sexual Assault – 720 ILCS 5/11-1.20
Criminal sexual assault generally involves allegations of sexual penetration by force or threat of force, or situations where the alleged victim is unable to legally consent.
This offense is typically charged as a Class 1 felony and carries potential prison sentences of 4 to 15 years.
Convictions require mandatory sex offender registration.
Aggravated Criminal Sexual Assault – 720 ILCS 5/11-1.30
Aggravated criminal sexual assault involves additional aggravating factors such as:
- Use or display of a weapon
- Bodily harm
- Threats of serious violence
- Commission during another felony
- Victims who are particularly vulnerable
This offense is classified as a Class X felony and carries prison sentences ranging from 6 to 30 years.
Multiple counts can result in extremely long sentences.
Predatory Criminal Sexual Assault of a Child – 720 ILCS 5/11-1.40
Predatory criminal sexual assault involves allegations of sexual penetration with a child under the age of 13 by someone age 17 or older.
This offense is among the most serious sex crimes under Illinois law and is classified as a Class X felony.
Penalties include:
- Mandatory prison sentences
- Possible life imprisonment
- Lifetime sex offender registration
Criminal Sexual Abuse – 720 ILCS 5/11-1.50
Criminal sexual abuse involves allegations of sexual conduct in situations where consent is not legally valid.
Common situations include:
- Allegations involving minors
- Alleged victims who were intoxicated or incapacitated
- Situations involving authority relationships
Criminal sexual abuse is typically charged as a Class 4 felony and may require sex offender registration.
Aggravated Criminal Sexual Abuse – 720 ILCS 5/11-1.60
Aggravated criminal sexual abuse involves additional factors such as:
- Use of force
- Age differences
- Physical injury
- Authority relationships
This offense is typically charged as a felony and may carry significant prison time and mandatory registration.
Public Indecency – 720 ILCS 5/11-30
Public indecency cases may involve:
- Alleged indecent exposure
- Sexual conduct in public or semi-public locations
- Situations where others may observe
Although sometimes charged as misdemeanors, public indecency cases can still carry serious consequences and in some cases may require sex offender registration.
Prostitution-Related Offenses – 720 ILCS 5/11-14
Prostitution charges involve allegations of sexual activity in exchange for money or other items of value.
While some prostitution charges are misdemeanors, felony charges may apply in certain circumstances, particularly when prior offenses or other aggravating factors exist.
How Sex Crime Cases Are Prosecuted
Sex offense cases often depend heavily on witness testimony and credibility. Unlike some criminal cases, physical evidence may be limited or disputed.
Prosecutors may rely on:
- Statements by the alleged victim
- Recorded interviews
- Text messages or social media evidence
- Medical records
- DNA evidence
- Witness testimony
These cases often turn on detailed factual disputes, making thorough preparation essential.
Andrew M. Weisberg carefully analyzes all evidence and looks for inconsistencies or weaknesses that may help the defense.
Defense Strategies in Sex Crime Cases
Every sex offense case is unique, and an effective defense requires a careful analysis of the facts.
Defense strategies may include challenging the credibility of allegations, particularly where statements are inconsistent or unsupported by physical evidence.
Consent may be an important issue in some cases, particularly where both parties were adults.
In other situations, the defense may focus on mistaken identity or unreliable identification evidence.
Andrew also carefully reviews how evidence was obtained. If law enforcement violated constitutional rights, it may be possible to suppress key evidence.
In some cases, early intervention may prevent charges from being filed or may lead to reduced charges.
Why Choose Andrew M. Weisberg
Andrew M. Weisberg has extensive experience defending individuals accused of serious criminal offenses in Chicago and throughout Cook County.
As a former Cook County prosecutor, he understands:
- How sex crime investigations are conducted
- How prosecutors evaluate cases
- What evidence matters most in court
- Where weaknesses often exist
Clients work directly with Andrew throughout their cases and receive personal attention and clear communication.
Andrew’s representation includes:
- Thorough case evaluation
- Strategic defense planning
- Careful evidence review
- Aggressive courtroom advocacy
- Trial preparation when necessary
His goal is always to achieve the best possible outcome and protect his clients’ futures.
Contact Chicago Sex Crimes Defense Attorney Andrew M. Weisberg
If you have been arrested, charged, or are under investigation for a sex offense in Chicago or Cook County, experienced legal representation is essential.
Early action can make a significant difference in the outcome of your case.
Call (773) 908-9811 today for a free consultation, or fill out the online contact form for a free case review, and Mr. Weisberg will get back to you quickly.
When your reputation and freedom are at stake, you need a Chicago criminal defense attorney who understands what you are facing and knows how to fight for your future.




















