Illinois Business Startup Checklist
- Cassandra Grunewald
- Sep 17
- 2 min read

✅ Step 1: Plan Your Business
Choose a business idea and research demand
Write a business plan (products, pricing, funding needs, marketing)
✅ Step 2: Choose Your Business Structure
Sole Proprietorship, Partnership, LLC, or Corporation
Many small businesses choose an LLC for liability protection
✅ Step 3: Register Your Business
Pick a business name and check availability with the Illinois Secretary of State
Register your entity (LLC or Corporation) through the Secretary of State’s office
✅ Step 4: Get an EIN (Employer Identification Number)
Apply online through the IRS (free)
Needed for taxes, employees, and opening a business bank account
✅ Step 5: Register for Illinois Taxes
Register with the Illinois Department of Revenue (IDOR) for state sales tax, use tax, or payroll taxes
If selling goods: apply for a Sales Tax Permit
✅ Step 6: Obtain Local Licenses & Permits
Check city or county requirements for business licenses
Special permits may be required for food, alcohol, childcare, etc.
✅ Step 7: Open a Business Bank Account
Separate personal and business finances
Helps build business credit and makes bookkeeping easier
✅ Step 8: Get Business Insurance
General liability insurance is recommended
Workers’ comp required if you have employees
✅ Step 9: Set Up Accounting & Recordkeeping
Choose bookkeeping software or work with a local accountant
Keep records of income, expenses, and receipts for taxes
✅ Step 10: Promote Your Business
Build a simple website (or Facebook page to start)
Join your local Chamber of Commerce
Network, attend events, and spread the word
✨ Tip for Illinois Entrepreneurs: Check for grants, loans, and support through the Illinois Small Business Development Center (SBDC) and your local Chamber of Commerce.





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