Hi Philip, most 10/22 rifles are Illinois compliant, just make sure you don't get the tactical model with a flash hider, the competition model with muzzle brake, or the target model with thumbhole stock.
Stay safe & have a great day!

Hi Philip and welcome. Yes Sir, as long as the capacity requirement is met. Cheers and stay safe! Details : alphakoncepts.com/illinois-assault-weapon-ban-explained/#:~:text=Sadly%20yes%2C%20the%20Ruger%2010,of%20the%20banned%20comspetic%20features.&text=encloses%20the%20barrel.