Note: For individual NYS filers, the MCTMT form is now incorporated as part of the personal NYS tax return. Due dates are now the same as NYS personal filing due dates for tax returns and estimated taxes.

Dec. 20, 2017

  • New York State Sales Tax Returns for Quarterly Filers for September 1, 2017 – November 30, 2017 are due by December 20, 2017.

Jan. 16, 2018

  • Fourth quarter 2017 estimated tax payments are due.

Jan. 31, 2018

  • W-2 and 1099-Misc forms due.

Feb. 28, 2018

  • New York State Domestic and Foreign LLC, LLP and Partnership annual filing fees are due.
  • New York State Sales Tax Returns for Annual Filers for March 1, 2017 – February 28, 2018 are due.

Mar. 15, 2018

  • S-Corporation tax returns are due.
  • IT-204-LL March 15…15th day of the third month after year end.
  • Partnership, LLP and multi-member LLC tax returns are due.

Mar. 20, 2018

  • New York State Sales Tax Returns for Quarterly Filers for December 1, 2017 – March 21, 2018 are due.

Apr. 17, 2018

  • Fiduciary tax returns are due.
  • First quarter 2018 estimated tax payments are due.
  • Personal and Single Member LLC Income tax returns are due.
  • C-Corporation tax returns are due.
  • California LLC tax filings are due.
  • Report of Foreign Bank and Financial Accounts (FBAR) is due.

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, 2017.

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