Updated October 28, 2016. Exterior walls can be finished with a wide array of materials and techniques. Exterior wall finishes can produce significant savings for the contractor as well as for the building occupant and there are many options that will protect you from fire, heat, snow and that can save some money to you.
When Is Penalty Interest Payable? Penalty interest is payable when money is due, but is not paid by the due date. This means that late payment of deposit or late payment of the balance of the purchase price at settlement will usually give rise to an obligation to pay penalty interest.
Interest Charges. Interest is typically added to any unpaid tax from the time the payment was due until the date the tax is paid. Interest rates are set by the IRS every three months at the federal short-term rate plus 3 percent. Interest is calculated for each day your balance is not paid in full, assessed on the unpaid amount of tax due as well as any late filing or late payment penalties. In other words, you have to pay both.