03/04/2020
deadlines. S corp and Partnership tax filing deadline is March 16th, 2020 for Taxyear 2019. and C Corp tax returns are due on April 15th, 2020. If you are not able to file returns on or before that date, make sure you file an extension.
The filing deadline for 2019 returns is April 15, 2020 in most states. Here are some other important deadlines in 2020 and what to do if you miss them.