Its box 11 on a 1099-DIV...or box 8 on a 1099-INT
You have to make sure you edit each of those forms (again) and make sure you designated the proper amount to "More than one state" in the followup page.
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But...there was a reported software error in reporting that amount to the state forms last week...with the Online & Mobil software...don't know if it's fixed yet.
____________*Answers are correct to the best of my knowledge when posted, but should not be considered to be legal or official tax advice.*