Also, if you owed a balance due for 2022 taxes, double check the letter to make sure they aren't just saying you didn't pay them. i.e. they may have received your tax submission, but didn't pay what you owed.
That's a different situation from them not having your tax file at all.
____________*Answers are correct to the best of my knowledge when posted, but should not be considered to be legal or official tax advice.*
