Put simply zero is not possible if you got PTC or qualify for them. Turbotax should not have allowed zero's in previous years which would have prompted this response hopefully
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When there is no amount (zero) in columns B and C of the Form 1095-A this means that you did not receive any advance payments of the premium tax credit (APTC). This generally occurs when the Marketplace determines you are ineligible for the premium tax credit at enrollment because your income was outside of the eligibility range or if you declined to receive APTC instead preferring to claim the credit on your return.
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How to Get the Correct Numbers for Column B
To even see if you could possibly get the tax credit, you need the right information for Column B. Most tax software won’t let you enter all zeros for Column B anyway. Thankfully, it’s rather easy. No need to file a request for a “corrected” form or fill out any paperwork. hop on over to this page https://www.healthcare.gov/tax-tool/#/ Health Coverage Tax Tool
Here you’ll find a tool to “Figure out your premium tax credit: Get your ‘second lowest cost Silver plan’ (SLCSP) amount. You’ll use it to fill out IRS form 8962,
