Former Cook County Felony Prosecutor
Drug Possession
Facing a Possession of a Controlled Substance Charge in Chicago? Defense Attorney Andrew M. Weisberg Can Help Protect Your Future
Being charged with possession of a controlled substance in Chicago is a serious matter that can carry long-term consequences. Under Illinois law, possession of even a small amount of a controlled substance is usually a felony offense. A conviction can lead to jail or prison time, fines, probation, and a permanent criminal record that may affect your employment, housing, and professional opportunities for years to come.
If police believe that you intended to sell or distribute the alleged drugs, the charges and penalties become even more severe. Because of these risks, it is critical to have an experienced Chicago drug possession attorney on your side as early as possible.
Andrew M. Weisberg is a former Cook County felony prosecutor who now defends individuals accused of drug crimes throughout Chicago and Cook County. He understands how possession cases are investigated and prosecuted and works aggressively to challenge the evidence and protect your rights.
Understanding Possession of a Controlled Substance in Illinois
Under Illinois law, possession of a controlled substance is prosecuted primarily under 720 ILCS 570/402. Controlled substances include drugs that are regulated or prohibited by law, such as cocaine, heroin, methamphetamine, LSD, and unlawfully possessed prescription medications.
To convict a person of possession of a controlled substance, the prosecution must prove that the defendant knowingly possessed the substance and knew of its presence. This requirement is important because drugs are often discovered in places where multiple people have access, such as vehicles, apartments, or shared living spaces.
Possession charges may arise from:
• Traffic stops
• Street encounters
• Search warrants
• Apartment or home searches
• School or workplace investigations
• Airport or public transportation searches
Even a first-time arrest for drug possession can result in serious felony charges depending on the substance involved.
Common Controlled Substance Charges in Chicago
Drug possession charges vary depending on the substance and quantity involved. Illinois law treats some substances more severely than others, and the alleged amount can dramatically affect potential penalties.
Andrew M. Weisberg defends clients facing charges including:
• Possession of a controlled substance – 720 ILCS 570/402(c)
• Possession of cocaine – 720 ILCS 570/402(c)
• Possession of heroin – 720 ILCS 570/402(c)
• Possession of methamphetamine – 720 ILCS 570/402
• Possession of prescription medications without authorization – 720 ILCS 570/402
• Possession with intent to deliver – 720 ILCS 570/401(d)
• Possession of cocaine with intent to deliver – 720 ILCS 570/401(d)
• Possession of heroin with intent to deliver – 720 ILCS 570/401(d)
• Possession of cannabis – 720 ILCS 550/4
• Possession of cannabis with intent to deliver – 720 ILCS 550/5
If you have been charged with any of these offenses, Andrew M. Weisberg can provide the legal guidance and representation you need to build a strong defense.
Penalties for Possession of a Controlled Substance
Penalties for possession of controlled substances in Illinois depend on the type of drug and the quantity involved. Even small amounts of substances such as cocaine or heroin are typically charged as felonies.
Potential penalties may include:
• Felony conviction
• Jail or prison sentences
• Probation
• Mandatory drug treatment
• Heavy fines
• Court costs
• A permanent criminal record
Possession with intent to deliver carries significantly harsher penalties than simple possession and may expose a defendant to mandatory prison sentences.
Because these penalties can be severe, it is important not to underestimate the seriousness of a possession charge.
How Drug Possession Cases Are Prosecuted
Although public attitudes toward drug use have changed in recent years, Illinois prosecutors continue to aggressively pursue drug possession cases. Many defendants are surprised to learn that possession of small amounts of controlled substances can still lead to felony charges.
Prosecutors often rely on:
• Police testimony
• Laboratory testing
• Body camera footage
• Statements made by the accused
• Digital evidence such as text messages
• Physical evidence recovered during searches
An experienced defense attorney can evaluate this evidence and identify weaknesses that may lead to reduced charges or dismissal.
Possible Defenses to Drug Possession Charges
Every drug possession case is different, and the best defense depends on the specific facts and evidence involved.
Andrew M. Weisberg carefully investigates every case to identify the strongest possible defense strategy.
Possible defenses may include:
Illegal Search and Seizure
If police violated your constitutional rights by conducting an unlawful search or traffic stop, the evidence may be suppressed. Without the drugs as evidence, the case often cannot proceed.
Lack of Knowledge
The prosecution must prove that you knowingly possessed the drugs. If you were unaware of the presence of the substance, this can be a strong defense.
Constructive Possession Issues
When drugs are found in shared spaces such as vehicles or apartments, prosecutors must prove that you exercised control over the substance. If multiple people had access, possession may be difficult to prove.
Problems with Evidence
Laboratory testing errors, improper handling of evidence, or unreliable witness testimony can weaken the prosecution’s case.
Lack of Intent to Deliver
If prosecutors allege intent to deliver, the evidence may support only simple possession rather than distribution.
Effective legal representation can often lead to:
• Reduced charges
• Deferred prosecution
• Treatment-based alternatives
• Probation instead of jail
• Case dismissals
Why Choose Andrew M. Weisberg as Your Chicago Drug Possession Lawyer
When facing drug possession charges, experience matters. Andrew M. Weisberg offers the advantage of having handled drug cases from both sides of the courtroom.
Former Cook County Felony Prosecutor
Before becoming a criminal defense attorney, Andrew M. Weisberg served as a prosecutor in Cook County. This experience provides valuable insight into how prosecutors build drug cases and how to challenge their evidence effectively.
Aggressive and Strategic Defense
Andrew carefully examines every detail of your case, including police reports, search procedures, and laboratory results, to identify the strongest path toward dismissal or reduction of charges.
Direct Personal Representation
When you hire Andrew M. Weisberg, you work directly with him throughout your case. You receive clear communication and individualized attention from start to finish.
Confidential and Respectful Representation
Drug charges can carry a stigma that affects both personal and professional relationships. Andrew handles every case with discretion and treats each client with dignity and respect.
Frequently Asked Questions About Drug Possession Charges in Chicago
Is possession of a controlled substance a felony in Illinois?
In most cases, yes. Possession of substances such as cocaine, heroin, methamphetamine, and LSD is usually charged as a felony even for small amounts.
What must the State prove to convict me of possession?
The prosecution must prove that you knowingly possessed the substance and knew it was present. If drugs were found in a shared space, this may be difficult for the State to prove.
Can drug possession charges be dismissed?
Yes. Many possession cases are dismissed due to illegal searches, lack of evidence, or successful negotiations with prosecutors.
What if the drugs were not mine?
If the drugs belonged to someone else or you did not know they were present, the State may be unable to prove possession.
Will a drug conviction affect my future?
Yes. Drug convictions can affect employment, housing, professional licensing, and immigration status. Avoiding a conviction is often a primary goal of the defense.
Can possession charges be reduced?
In many cases, possession charges can be reduced or resolved through probation, treatment programs, or deferred prosecution depending on the circumstances.
Do I need a lawyer for a possession charge?
Yes. Drug possession cases often involve complex constitutional issues. An experienced attorney can protect your rights and improve your chances of a favorable outcome.
Contact Chicago Drug Possession Attorney Andrew M. Weisberg Today
If you have been arrested for possession of a controlled substance in Chicago, do not wait to seek legal representation. Early intervention can make a significant difference in the outcome of your case.
Call (773) 908-9811 for a free consultation or submit your information through the Case Review form on the website.
Your freedom and your future are too important to risk. Let Andrew M. Weisberg provide the strong and experienced defense you need.




















