Qualifying for a plan with higher credit requires additional information. Although interest and late payment penalties continue to be imposed on imputed taxes, non-payment of the tax rate is halved, while a phased agreement is in effect. The usual penalty rate of 0.5 per cent per month is reduced to 0.25 per cent. For the calendar quarter from 1 July 2020, the interest rate for underpayment is 3 per cent. You can view your current due amount and payment history by viewing your tax bill. Viewing your tax bill requires identity authorization with security checks. Allow one to three weeks (three weeks for non-electronic payments) until a recent payment is credited to your account. If it may take longer, if you have recovered tax returns, the IRS must process them before granting you an extension. April 2018 close long-term payment plans (instalment payment agreements). . . .