Get your taxes done using TurboTax

The Turbotax program tries to educate you as you go ... in the estimated payment section and again later on the filing instruction pages ... Save a PDF of the return to see them ...  

Please read the filing instruction pages for the fed/state returns ... there you will see the payment voucher and estimated payment instructions ... the estimated payments clearly say to not mail them ... here is a screen shot from the 2018 program ...