2018 Tax Due Dates

May 15, 2018

  • Texas LLC tax filings are due.

June 1, 2018

  • Delaware LLC tax filings are due.

June 15, 2018

  • Second quarter 2017 estimated tax payments are due.
  • Personal and Single Member LLC Income tax returns for US Citizens and Residents Aliens living outside the United States are due.

June 20, 2018

  • New York State Sales Tax Returns for Quarterly Filers for March 1, 2018 – May 31, 2018 are due.

August 15, 2018

  • Nevada commerce tax is due.

Sept. 17, 2018

  • Third quarter 2018 estimated tax payments are due.
  • C-Corporation Tax Returns on extension are due.
  • S-Corporation Tax Returns on extension are due.
  • Multi-Member LLC and Partnership Tax Returns on extension are due.

Sept. 20, 2018

  • New York State Sales Tax Returns for Quarterly Filers for June 1, 2018 – August 31, 2018 are due.

Oct. 15, 2018

  • Report of Foreign Bank and Financial Accounts (FBAR) on extension are due.
  • Personal and Single Member LLC Income tax returns on extension are due.

Dec. 20, 2018

  • New York State Sales Tax Returns for Quarterly Filers for September 1, 2018 – November 30, 2018 are due by December 20, 2018.

Please visit www.tax.gov/calendar for additional information.