Schedule I & II Drug Penalties Lawyer in Chicago
Charges involving Schedule I or Schedule II substances carry some of the toughest penalties in Illinois. The sooner you speak with a lawyer, the better your chance of protecting your future.


If you or a loved one has been charged with a drug offense involving a Schedule I or Schedule II substance, you need an experienced criminal defense attorney immediately. Illinois imposes extremely severe penalties for offenses involving these drugs, and a conviction can lead to long prison sentences, overwhelming fines, and a permanent criminal record.
At Kovacevic Law, we defend clients throughout the Chicagoland area and DuPage County who are facing serious drug charges. We understand how Illinois structures its drug schedules, how prosecutors handle these cases, and what defenses are available to fight back. When you hire us, you receive direct communication with your attorney and a defense strategy built around your unique situation.
Understanding Drug Schedules in Illinois
Illinois organizes controlled substances into schedules that determine the seriousness of the penalties. The higher the schedule, the more dangerous and addictive the drug is considered to be. Schedule I substances are classified as the most serious, while Schedule V substances are considered the least harmful.
If you are charged with a crime involving a Schedule I or Schedule II substance, the potential consequences increase significantly. These cases are often charged as felonies and can carry long terms of imprisonment.
What Are Schedule I Drugs in Illinois?
Schedule I substances are considered the most dangerous category of drugs under Illinois law. These substances are classified as Schedule I when:
- They have a high likelihood of abuse
- They have no accepted medical use
Because these drugs cannot be legally possessed or obtained under any circumstances, Illinois prosecutors pursue these cases aggressively.
Common Schedule I substances include:
- Heroin
- PCP
- LSD
- Mephedrone
- MDMA
- DMT
- Salvia
- Psilocybin
- Mescaline
- Peyote
- Bufotenine
Possession, distribution, or manufacturing of these substances can result in some of the harshest penalties available under state law.
What Are Schedule II Drugs in Illinois
Schedule II controlled substances are also considered highly dangerous, but unlike Schedule I drugs, they have a recognized medical use. These substances can be obtained legally with a valid prescription, although access is tightly restricted. Illinois classifies a drug as Schedule II when:
- It has a high potential for abuse
- It has an accepted medical use
- Misuse can cause severe mental or physical dependence
Examples of Schedule II substances include:
- Opium
- Codeine
- Ethylmorphine
- Fentanyl
- Methadone
- Methamphetamine
- Morphine
- Oxycodone
- Oxymorphone
- Tapentadol
Because these substances have a high risk of addiction and misuse, illegal possession or distribution often results in significant felony charges.
For a free legal consultation with a Criminal Defense lawyer serving the Chicagoland area, call (312) 344-3340.
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Frequently asked questions
Get answers to common questions about Schedule I and II drug charges in Illinois.
Why are Schedule I charges treated more harshly than other drug cases?
Schedule I drugs have no medical use and carry a strong potential for abuse. This makes them the highest priority for prosecution and sentencing.
Can I be charged for a Schedule II drug even if I had a prescription?
Yes, if prosecutors believe the prescription was not valid, expired, forged, or the drug was obtained unlawfully.
Are all Schedule I and II charges felonies?
Almost all of them are. The exact felony class depends on the type of drug, the amount involved, and whether the case includes possession, delivery, or manufacturing.
Can a Schedule I or II drug charge be reduced?
Yes, weak evidence, illegal searches, lack of knowledge, or issues with lab testing can lead to reductions or dismissals.
What should I do if police find drugs in a shared car or home?
You may have a strong argument against knowledge or possession. These cases often depend on details that an attorney can challenge.