Sole Proprietorship Tax Deadlines in New Jersey
Federal and state filing dates, extensions, and estimate schedules for 2026.
New Jersey filing deadline
Business income reported on NJ-1040; extension to file only.
Due: Apr 15, 2026
Extension: Oct 15, 2026
Form: Form NJ-1040 / NJ-1040NR
Estimated payments
Estimated payment dates: Apr 15, 2026, Jun 15, 2026, Sep 15, 2026, Jan 15, 2027.
Due: Apr 15, 2026
FAQ
Does New Jersey require Sole Proprietorship estimated payments?
Estimated payments are scheduled for Apr 15, 2026, Jun 15, 2026, Sep 15, 2026, Jan 15, 2027.
Where can I file New Jersey Sole Proprietorship taxes?
Use New Jersey Division of Taxation resources at https://www.nj.gov/treasury/taxation for forms and filing instructions.