Mid-Atlantic · NJ
How to file New Jersey sales tax
2026 due dates, filing frequencies, form ST-50, and official filing resources.
- State return: ST-50
- Monthly returns due: No monthly cadence
- Filing frequencies: Quarterly
When is New Jersey sales tax due?
New Jersey quarterly returns are due the 20th of the month after the quarter (ST-50; calendar quarters). When a due date lands on a weekend or federal holiday it moves to the next business day; the 2026 calendar on this page already applies that adjustment.
New Jersey sales tax due dates for 2026
Every date below comes from the state's published deadline rule (dataset 2026.07.0) and is already moved to the next business day when it lands on a weekend or federal holiday. Your account's assigned filing frequency decides which table applies.
Quarterly New Jersey sales tax due dates
Rule: 20th of the month after the quarter (ST-50; calendar quarters).
| Period | Period ends | Return due |
|---|---|---|
| Q1 2026 | Mar 31, 2026 | Apr 20, 2026 |
| Q2 2026 | Jun 30, 2026 | Jul 20, 2026 |
| Q3 2026 | Sep 30, 2026 | Oct 20, 2026 |
| Q4 2026 | Dec 31, 2026 | Jan 20, 2027 |
New Jersey filing notes
- New Jersey has quarterly returns only; filers over $30,000 prior-year collections also remit monthly payment vouchers by the 20th for months 1–2 of each quarter (info only).
Return and form
The principal repository-tracked return is ST-50. The reviewed filing posture requires electronic filing rather than a mailed paper return.
Paper filing posture: not accepted
Official New Jersey filing resources
- Due-date rule source — accessed July 2, 2026
- https://www.streamlinedsalestax.org/
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Workflow support does not by itself establish registration, filing authority, credentials, agency acceptance, or tax advice. Confirm your assigned filing frequency with the state.
New Jersey sales tax filing questions
When is New Jersey sales tax due?
New Jersey quarterly returns are due the 20th of the month after the quarter (ST-50; calendar quarters). When a due date lands on a weekend or federal holiday it moves to the next business day; the 2026 calendar on this page already applies that adjustment.
How often do you file sales tax in New Jersey?
New Jersey assigns a filing frequency to each account. The published cadences are quarterly filing; the state assigns the frequency based on tax volume and notifies the account, so confirm the assigned basis before relying on a calendar.
What form is used to file New Jersey sales tax?
The New Jersey return tracked here is ST-50. The principal repository-tracked return is ST-50. The reviewed filing posture requires electronic filing rather than a mailed paper return.
What happens if a New Jersey due date falls on a weekend or holiday?
The due date moves to the next business day. In 2026, 0 of the New Jersey due dates listed on this page are adjusted for a weekend or federal holiday; each adjusted date is marked in the calendar.
Can New Jersey sales tax be filed on paper?
Paper filing posture tracked for New Jersey: not accepted. The principal repository-tracked return is ST-50. The reviewed filing posture requires electronic filing rather than a mailed paper return.