New York Tax Deadlines
State income tax filing deadlines, extensions, and estimates for 2026.
New York Department of Taxation and Finance
https://www.tax.ny.gov
individual deadline
Due: Apr 15, 2026
Extension: Oct 15, 2026
Form: Form IT-201 / IT-203
NY personal income tax returns due April 15; extension request due same date.
Estimated Payments
Sole Proprietorship deadline
Due: Apr 15, 2026
Extension: Oct 15, 2026
Form: Form IT-201 / IT-203
Business income reported on NY personal return.
Estimated Payments
Partnership deadline
Due: Mar 16, 2026
Extension: Sep 15, 2026
Form: State partnership return
Calendar-year due date follows federal timing for pass-through entities.
S Corporation deadline
Due: Mar 16, 2026
Extension: Sep 15, 2026
Form: State S-corporation return
Calendar-year due date follows federal timing for pass-through entities.
C Corporation deadline
Due: Apr 15, 2026
Extension: Oct 15, 2026
Form: State C-corporation return
Calendar-year due date follows federal timing for corporations.
Estimated Payments
LLC deadline
Due: Mar 16, 2026
Extension: Sep 15, 2026
Form: State LLC return
Calendar-year due date follows federal timing for pass-through entities.
Nonprofit deadline
Due: May 15, 2026
Extension: Nov 15, 2026
Form: State nonprofit return
Nonprofit annual return generally due the 15th day of the 5th month.
Estimated Tax Payments
View all quarterly estimated payment due dates for New York.
FAQ
Does New York conform to federal due dates?
Many New York deadlines follow the federal calendar. Always confirm on New York Department of Taxation and Finance.
Where can I file New York tax forms?
Visit New York Department of Taxation and Finance at https://www.tax.ny.gov for official forms and e-file options.