The Department of Revenue's Collections Bureau is responsible for collecting delinquent taxes owed the Commonwealth. The IRS Online Payment Agreement system lets you apply and receive approval for a payment plan to pay off your balance over time.If you live in: Send your payments here: Florida, Louisiana, Mississippi, Texas, Internal Revenue Service Center Austin, TX 733010010. How do I set up a payment agreement? An offer in compromise allows you to settle your tax debt for less than the full amount you owe. There are ways you can resolve tax disputes with the IRS. Learn what resources are available and how they can help. The form used to provide notice of the lien is Form 668(Y) (C), Notice of Federal Tax Lien. Other forms used in the lien program are listed in IRM 5.12. You can find the CP or LTR number on the right corner of the letter.