How do I fill out an Illinois non resident return for some partnership income I received when I am a Connecticut resident?

[samela4]

I have gains on property in Illinois and I believe I need to fill out an Illinois non resident return

[JulieCo]

First, be sure to have the information in the My Info section set up that you made money in another state.  This will trigger a non-resident return for IL to be generated for you to complete.  See more detail regarding this plus steps below for completing a non-resident return in TurboTax:

https://ttlc.intuit.com/replies/3302052