No, TurboTax can not attach comments or PDFs to an E-filed tax return. If you wish to include additional documentation you must mail the return. You can choose to E-file the Federal and mail the state.

Question

How can I add a comment / explanation to my state IL tax return in TurboTax?

Forum|Forum|1 year ago
March 24, 2025
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JohnB5677

No, TurboTax can not attach comments or PDFs to an E-filed tax return.

If you wish to include additional documentation you must mail the return.
You can choose to E-file the Federal and mail the state.

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T

twditschAuthor

Thanks for the clarification. I was able to add an explanation / comment to my federal form 2210 so not sure if this is a TurboTax issue or an Illinois e-filing issue. Thanks again.