Illinois Legal Costs (2026)
Complete breakdown of common legal fees in Illinois — from forming a business to filing in court. All data sourced from official Illinois government websites.
How Illinois ranks vs all 50 states
Understanding legal costs in Illinois before you file saves money and prevents surprises at the courthouse. Forming an LLC costs $150 in state filing fees , with a $75 annual report due each year after. If you need to sue someone in small claims court, you can recover up to $10,000 — and filing costs between $56 and $254. Divorce filing in Illinois starts at $289, not counting attorney fees or service costs. All figures below are sourced directly from official Illinois government and court websites and updated for 2026.
LLC Formation Costs in Illinois
Full details →Forming an LLC in Illinois requires filing Articles of Organization with the Secretary of State and paying the $150 state fee. After formation, Illinois LLCs must file an annual report and pay $75 each year to stay in good standing. Your estimated first-year total including filing is $150+.
Illinois processing time can be slow — up to 10 business days for standard filing.
Chicago access — major market for B2B and professional services.
Small Claims Court in Illinois
Full details →Illinois's small claims court — the Small Claims Court — handles disputes up to $10,000 without requiring an attorney. Filing costs between $56 and $254 depending on the claim amount. You must file within the statute of limitations: 5 years for written contracts and 5 years for oral agreements. Send a demand letter before filing — it costs nothing and often resolves the dispute without a court date.
Chicago-area courts may have higher filing fees. Check your specific county.
Divorce Filing Costs in Illinois
Full details →Filing for an uncontested divorce in Illinois starts at $289 in court filing fees. Serving your spouse through the sheriff's office costs an additional $60. Illinois requires divorcing parents to complete a parenting class before the divorce is finalized. These are court fees only — attorney costs, if applicable, are separate and vary widely by case complexity.
Illinois fees vary significantly by county. Cook County (Chicago) can be notably more expensive due to local surcharges and mandatory forms.
Notary Fees in Illinois
Full details →Illinois caps notary fees by law. The maximum fee for an acknowledgment is $5 per signature. Jurat notarizations (sworn statements) cost up to $5. Remote online notarization (RON) is permitted in Illinois and costs up to $25 per act. For documents requiring multiple signatures or notarial acts, fees multiply per signature — always confirm the total before your appointment.
$5 per act in-person; $25 for RON.
Common Legal Cost Scenarios in Illinois
Real-world combinations of legal fees you may face — based on official Illinois filing costs.
How Illinois Compares to Neighboring States
| State | LLC Filing | Divorce Fee | SC Limit | Notary Max |
|---|---|---|---|---|
| Illinois ◀ | $150 | $289 | $10,000 | $5 |
| Wisconsin | $130 | $184 | $10,000 | $5 |
| Indiana | $95 | $157 | $10,000 | $10 |
| Missouri | $50 | $163 | $5,000 | $5 |
| Iowa | $50 | $185 | $6,500 | No cap |
All fees from official state government sources. Compare all 50 states →
Need Legal Help in Illinois?
Get connected with Illinois-licensed attorneys and legal services online — starting from $0 for basic consultations.