Forming an LLC for your legal services business in Illinois requires careful consideration of state regulations and ethical guidelines. This guide provides a step-by-step approach to establishing your LLC, tailored for attorneys, legal tech startups, and paralegal services in Illinois for 2026. We cover this in depth in our resource on how to get an EIN in Illinois. Lovie can automate this process, ensuring compliance every step of the way.
The primary cost is the $150 filing fee for the Articles of Organization. Additional costs include registered agent fees (if using a service like Lovie) and potential attorney fees for legal advice.
Forming an LLC in Illinois typically takes 5-10 business days for standard processing. Expedited processing is available for faster turnaround.
Allow additional time for drafting an operating agreement and obtaining an EIN.
Illinois has a flat individual income tax rate of 4.95%, which applies to the LLC's pass-through income.
The most common LLC formation mistakes include choosing the wrong state, skipping the operating agreement, and failing to separate personal and business finances.
Start your formation with Lovie — $499 one-time, state filing fee included.
State-specific formation guides, cost breakdowns, compliance checklists, and expert comparisons — updated for 2026.