Former Cook County Felony Prosecutor
Arson Defense Lawyer Chicago
Charged with Arson in Chicago? Andrew M. Weisberg Can Protect Your Rights and Your Future
Arson allegations are among the most aggressively prosecuted felony charges in Illinois. In Chicago, prosecutors and fire investigators treat fires involving homes, businesses, schools, or government property with extreme seriousness because even a small fire or explosion can place one or more persons at risk of serious injury or death.
A conviction for arson, residential arson, or aggravated arson can result in years in prison, substantial fines, and a permanent criminal record that may affect employment, housing, professional licensing, and other aspects of life for years to come.
If you are facing criminal charges involving arson in Chicago or Cook County, you should speak with an experienced criminal defense attorney immediately. Arson investigations often begin months before formal felony charges are filed, and proactive defense work early in the legal process can make a significant difference in the outcome of the case.
Andrew M. Weisberg is a Chicago arson defense lawyer and former Cook County prosecutor with extensive experience handling serious criminal cases throughout Cook County. He understands how arson investigations are conducted, how prosecutors build their cases, and how to challenge the prosecution’s evidence at every stage.
Call the Law Offices of Andrew M. Weisberg at (773) 908-9811 for a free and confidential consultation regarding your arson case.
Understanding Arson Under Illinois Law
Arson in Illinois is defined under 720 ILCS 5/20-1. Under Illinois law, a person commits arson when they knowingly damage real or personal property by fire or explosion without the owner’s consent.
The prosecution must generally prove:
- the defendant knowingly damages property
- the damage involved fire or explosion
- the real property or personal property belonged to another person
- the conduct occurred without the owner’s consent
Arson charges may arise from fires involving:
- homes or apartment buildings
- garages or adjacent buildings
- vehicles or personal property
- school property or school buildings
- businesses or commercial structures
- place of worship property
Because fires often destroy physical evidence, prosecutors frequently rely on circumstantial evidence, fire investigation reports, witness statements, accelerant testing, and expert testimony.
Types of Arson Charges in Illinois
Arson
Basic arson is generally charged as a Class 2 felony under Illinois law.
A conviction for arson can result in:
- 3 to 7 years in prison
- substantial fines
- restitution for property damage
- a permanent felony conviction
Even a first felony conviction for arson can create severe long-term consequences involving employment opportunities, housing applications, and professional licensing.
Residential Arson
Residential arson occurs when a person knowingly damages a dwelling place by fire or explosion without consent.
Residential arson is classified as a Class 1 felony in Illinois and is punishable by:
- 4 to 15 years in prison
- mandatory prison exposure
- substantial fines and restitution
Because residential arson involves homes and occupied buildings, Cook County prosecutors often pursue these felony charges aggressively.
Aggravated Arson
Aggravated arson is among the most serious felony charges under Illinois law.
Aggravated arson may apply when:
- one or more persons are present in the building
- a person suffers great bodily harm
- a correctional officer, police officer, or firefighter is injured
- the fire creates a substantial risk of death or permanent disability
- explosive or incendiary devices are allegedly used
Aggravated arson is classified as a Class X felony and carries a mandatory prison sentence of:
- 6 to 30 years in prison
- possible extended-term sentencing in severe cases
Probation is not available for Class X felony charges.
How Arson Investigations Work in Chicago
Arson investigations in Chicago are often highly technical and involve multiple agencies, including:
- the Chicago Fire Department
- fire investigation specialists
- police officers and detectives
- forensic analysts
- insurance investigators
When a suspicious fire occurs, investigators attempt to determine the origin of the fire and whether accelerants such as gasoline, kerosene, or other explosive compounds were involved.
Investigators may review:
- burn patterns
- witness statements
- surveillance video
- electronic records
- accelerant testing
- phone records
- insurance claims
- forensic laboratory evidence
Experienced Chicago criminal defense lawyers handling arson cases should understand NFPA 921 standards governing fire and explosion investigations. These standards are often central to determining whether fire investigation methods were scientifically reliable.
Andrew M. Weisberg carefully reviews fire investigation procedures and may work with independent fire investigators or expert witness networks to challenge flawed forensic conclusions.
Possible Defenses to Arson Charges
Every arson case requires a defense strategy tailored to the specific facts and evidence involved.
Possible defenses may include:
Lack of Intent
Prosecutors must prove the accused knowingly damaged property by fire or explosion. If the fire was accidental, caused by negligence, or resulted from mechanical failure or electrical problems, the prosecution may struggle to prove criminal intent.
Accidental Fire
Many fires initially treated as suspicious later turn out to involve accidental causes, faulty wiring, appliances, or unintended ignition sources.
A defense may focus on demonstrating the fire or explosion was accidental rather than intentional.
Mistaken Identity
Some arson allegations are based heavily on circumstantial evidence or unreliable witness statements. Surveillance footage and eyewitness identifications are not always accurate.
Challenging Fire Investigation Methods
Defense lawyers can challenge whether investigators properly determined the fire’s origin or whether outdated or flawed methods were used during the fire investigation.
Constitutional Violations
Lawyers may file motions to suppress evidence obtained through unlawful searches, illegal seizures, or improper police questioning conducted in violation of constitutional rights.
Lack of Reliable Evidence
In some cases, prosecutors rely on assumptions rather than actual evidence connecting the accused to the fire.
An experienced arson defense attorney will examine the prosecution’s evidence carefully to identify weaknesses and create reasonable doubt.
Why Early Legal Representation Matters
Proactive defense is especially important in arson cases because investigations often continue long before arrests occur in Illinois.
Consulting with an experienced criminal defense attorney early can help:
- preserve favorable evidence
- protect constitutional rights
- avoid damaging statements to investigators
- challenge search warrants
- prepare a strong defense strategy
- identify weaknesses in the prosecution’s case
Many people mistakenly believe they can “explain things later” to investigators. However, statements made during an arson investigation can become key evidence in a criminal prosecution.
Why Clients Choose Andrew M. Weisberg
Clients facing arson allegations often want an attorney with:
- substantial felony courtroom experience
- experience representing clients in serious criminal cases
- familiarity with Cook County prosecutors and judges
- former Cook County prosecutor insight
- trial experience in complex felony cases
- direct communication and personalized representation
Andrew M. Weisberg provides aggressive and proactive representation grounded in decades of criminal defense and prosecution experience.
He understands that arson charges can feel overwhelming and that a felony conviction may significantly affect every aspect of a person’s future.
Protect Your Rights Before Charges Escalate
Arson allegations often move quickly once investigators believe arson was committed. Early involvement by the right criminal defense lawyer may help prevent mistakes, protect your rights, and improve your chances of achieving the best possible outcome.
If you are facing arson allegations, aggravated arson charges, or residential arson charges in Chicago or Cook County, contact Andrew M. Weisberg immediately.
Call (773) 908-9811 for a free consultation or complete the online Case Review Form for a confidential case review. Andrew M. Weisberg is prepared to fight aggressively to protect your rights, your record, and your future.




















