My tax accounts are closed. Can I setup a payment plan in TNTAP? Yes, payment plans are available for outstanding liabilities even if the tax accounts are closed. Click here for instructions for entering into a payment plan. September 26, 2017 16:57 Related articles How do I enter a payment plan/installment payment agreement (IPA) in TNTAP? The Final Demand for Payment Notice does not specify a Revenue officer to call. How do I know who to contact?