If you print an extension, make a selection in the
Calculate extension
field, or enter an amount in the
Tentative income tax liability for taxable period before applicable credits (Force)
field or
Balance due on extension field (Force)
, the extended due date shows in this field. Otherwise, enter the date to use as the extended due date in the calculation of late-filing penalties and in the filing instructions. If this field is blank, then the return wasn't put on extension.