LLC Formation in Illinois

LLC Formation in Illinois

Form your LLC in Illinois. Professional business formation services, registered agent, EIN, and compliance support. Filing fee: $150.

Key Illinois LLC Facts

• State Filing Fee: $150
• Annual/Biennial Fee: $75
• Processing Time: 10 business days
• Tax Rate: 4.95%
• Business-Friendly Score: 6/10

Forming an LLC provides personal liability protection, pass-through taxation, and professional credibility. Whether you're starting a new business or restructuring an existing one, proper formation is essential.

Why Form an LLC

• Personal liability protection separates your personal assets from business debts and lawsuits
• Pass-through taxation avoids double taxation — business income flows to your personal return
• Professional credibility signals to clients and vendors that your business is legitimate
• Flexible management without rigid corporate formalities

Local Resources

• Illinois Chamber of Commerce — Business networking, advocacy, and resources for local companies.
• SBA Illinois District Office — Federal small business support including loans and counseling.
• Illinois Secretary of State — Official state filing portal for business entities.