generally takes approximately 10 days to process and approve Illinois Articles of Organization. However, you can alsoexpedite your filingto 24-hour service (excluding weekends and holidays) for an additional fee. Visit theilsos.gov websitefor more information on filing your LLC Articles of ...
Illinois LLC Formation: Choose a business name, get a registered agent, and file the Articles of Organization with IL. All in one place.
⏳FOR 2025 TAX FILING⏳ If you file an extension for your business (LLC partnership, S Corporation, C Corporation) the extension deadline is March 15, 2025. If you file an extension for your personal taxes, the deadline is April 15, 2025. ...