To set up estimated payments for Iowa, from the main menu of the Iowa state return, select:
- Select Refund or Amount Due
- IA Estimates (IA-1040ES)
- Enter the amount of the estimated payment that will be made for each quarter. The estimated payment vouchers can be printed from this menu by selecting Print Estimate Coupons, or can be printed in the View Results menu from the main 1040 screen of the return.
Additional Information:
Where do I make a Payment for Iowa Automatic Extension of Time to File?