Updated May 2026 Illinois
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.
$150
LLC Filing Fee
$289
Divorce Filing Fee
$10,000
Small Claims Limit
$5
Max Notary Fee
LegalCostCalculator Editorial Team
Data sourced from official government websites · Last reviewed:
LLC Formation Costs in Illinois
Full details →$150
Filing Fee
$75
Annual Report
None
Publication
$150+
Est. Year-1 Total
Watch out: Illinois processing time can be slow — up to 10 business days for standard filing.
Pro tip: Chicago access — major market for B2B and professional services.
Small Claims Court in Illinois
Full details →$10,000
Max Claim
$56–$254
Filing Fee
5 yrs
Written Contract SOL
Small Claims Court
Court Name
Tip: Chicago-area courts may have higher filing fees. Check your specific county.
Divorce Filing Costs in Illinois
Full details →$289
Filing Fee
None
Children Surcharge
$60
Sheriff Service
Required
Parenting Class
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 →$5
Acknowledgment
$5
Jurat
$25
RON Fee
Yes
Fee Cap
$5 per act in-person; $25 for RON.
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