Starting a pet services business in Illinois, such as dog walking, grooming, or pet sitting, requires a solid legal foundation. Forming an LLC in Illinois provides liability protection and credibility for your pet-focused venture. We cover this in depth in our resource on how to get an EIN in Illinois. This guide outlines the steps to form an LLC for your pet services business in Illinois in 2026, ensuring compliance and setting you up for success.
The primary cost to form an LLC in Illinois is the $150 filing fee for the Articles of Organization. Other potential costs include registered agent fees, legal consultation fees, and business licenses.
Forming an LLC in Illinois typically takes 5-10 business days for standard processing or 1 business day for expedited processing. Allow additional time for obtaining an EIN and setting up a business bank account.
Illinois has a flat individual income tax rate of 4.95%, which applies to pass-through income from your LLC.
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.