Was a H-122 form completed when I did my 2018 taxes?

[DoninGA]

No one will know what you filed in your state tax return but you.

Assume you are referring to a Vermont Form HS-122, Homestead Declaration Property Tax Adjustment Claim

Download the PDF of your return to see if the form was included.

To access your current or prior year online tax returns sign onto the TurboTax website with the userID you used to create the account - https://myturbotax.intuit.com/

Scroll down to the bottom of the screen and on the section Your tax returns & documents click on Show.  Click on the Year and Click on Download/print return (PDF)