AGI is your Adjusted Gross Income
You can find your 2017 AGI:
- In TurboTax Online or the mobile app under Your tax returns & documents
- On your originally-filed 2017 tax return, form 1040 (Line 37), 1040A (Line 21), 1040EZ (Line 4), 1040NR (Line 36), Form 1040X (Line 1, column A)
- By ordering a free transcript of your return on the IRS Get Transcript site or buying a full copy of your return by following the instructions here.