topic When are business taxes for 2017 due? Saturday 9/15/2018 or Monday 9/17/2018. Thanks in Get your taxes done using TurboTax https://ttlc.intuit.com/community/taxes/discussion/when-are-business-taxes-for-2017-due-saturday-9-15-2018-or-monday-9-17-2018-thanks/01/320700#M134572 I have an S Corp Mon, 03 Jun 2019 19:10:50 GMT sueohara11 2019-06-03T19:10:50Z When are business taxes for 2017 due? Saturday 9/15/2018 or Monday 9/17/2018. Thanks https://ttlc.intuit.com/community/taxes/discussion/when-are-business-taxes-for-2017-due-saturday-9-15-2018-or-monday-9-17-2018-thanks/01/320700#M134572 I have an S Corp Mon, 03 Jun 2019 19:10:50 GMT https://ttlc.intuit.com/community/taxes/discussion/when-are-business-taxes-for-2017-due-saturday-9-15-2018-or-monday-9-17-2018-thanks/01/320700#M134572 sueohara11 2019-06-03T19:10:50Z If it is on extension the last day to file is Monday 9/17... https://ttlc.intuit.com/community/taxes/discussion/if-it-is-on-extension-the-last-day-to-file-is-monday-9-17/01/320708#M134576 <P>If it is on extension the last day to file is Monday 9/17/18&nbsp; HOWEVER do NOT wait to the last minute when the system gets jammed up ... if you are late TT is not to blame.&nbsp;</P> Mon, 03 Jun 2019 19:10:53 GMT https://ttlc.intuit.com/community/taxes/discussion/if-it-is-on-extension-the-last-day-to-file-is-monday-9-17/01/320708#M134576 Critter 2019-06-03T19:10:53Z Right. And TT Support will be closed on Saturday and Sunday. https://ttlc.intuit.com/community/taxes/discussion/right-and-tt-support-will-be-closed-on-saturday-and-sunday/01/320717#M134582 Right. And TT Support will be closed on Saturday and Sunday. Mon, 03 Jun 2019 19:10:54 GMT https://ttlc.intuit.com/community/taxes/discussion/right-and-tt-support-will-be-closed-on-saturday-and-sunday/01/320717#M134582 SweetieJean 2019-06-03T19:10:54Z This weekend too ?  With the extensions looming ? https://ttlc.intuit.com/community/taxes/discussion/this-weekend-too-with-the-extensions-looming/01/320722#M134584 This weekend too ?&nbsp;&nbsp;With the extensions looming ?&nbsp;&nbsp; Mon, 03 Jun 2019 19:10:55 GMT https://ttlc.intuit.com/community/taxes/discussion/this-weekend-too-with-the-extensions-looming/01/320722#M134584 Critter 2019-06-03T19:10:55Z as far as I know.  @TTGabi  Can you confirm? https://ttlc.intuit.com/community/taxes/discussion/as-far-as-i-know-ttgabi-can-you-confirm/01/320732#M134590 as far as I know.&nbsp;&nbsp;@TTGabi&nbsp;&nbsp;Can you confirm? Mon, 03 Jun 2019 19:10:56 GMT https://ttlc.intuit.com/community/taxes/discussion/as-far-as-i-know-ttgabi-can-you-confirm/01/320732#M134590 SweetieJean 2019-06-03T19:10:56Z