Please see this
https://ttlc.intuit.com/turbotax-support/en-us/help-article/taxation/dependent-2021-live/L0n7tISmk_U...
You can say that your grandchildren live with you since you are paying for their support and you are closely related. You should be getting the child tax credit if you have had income earned from working.
Did the same thing happen in 2021? If so, you should amend 2021 so that you can get the child tax credit for 2021 too. How long has this situation gone on? You can amend as far back as 2019 for a better refund.
**Disclaimer: Every effort has been made to offer the most correct information possible. The poster disclaims any legal responsibility for the accuracy of the information that is contained in this post.**
