I've never got either stimulus check, received letter for first one filed rebate on 2020 return but never got letter or #2 check and did not claim on 2020 return what do I do to correct
If you filed your 2020 return then please check if you have the Recovery Rebate Credit on line 30 of Form 1040.
Please be aware if your stimulus was taken because of debts then you will have enter them as received.
If this doesn't apply to you then you will have to amend you tax return to claim the Recovery Rebate Credit. But you might want to wait until your refund or payment is processed. Please be aware that you can e-file your 2020 amended federal tax return, but most states require amendments to be printed and filed by mail. Please see FAQ How to amend a tax return for instructions.
Please see the links below when Form 1040X is available:
To be eligible for the credit you need to be a U.S. citizen or U.S. resident alien in 2020 and have a Social Security number that is valid for employment.
You cannot be claimed as a dependent by someone else to be eligible.
Your credit amount will be reduced if your 2020 adjusted gross income (AGI) is more than:
Your payment will be reduced by 5% of the amount by which your AGI exceeds the applicable threshold above. (IRS FAQ Recovery Rebate Credit )