UPDATE: Thank you to anyone who attempted to help... I've concluded that I'm not going to get an answer to this question here, and will need to keep trying to g...
The referenced initial payment (check) I mailed in was applied to the amount I currently owe for 2020 already. I have been making online payments following that...
Could they have thought that my payment was an estimated prepayment for next year since the voucher I sent with it was actually a prepayment voucher, rather tha...
