Hawaii State Tax Extension
Hawaii Personal Tax ExtensionForm N-200V
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Personal Income Tax Extension
StateHawaii
FormN-200V
Extension Status✓ Automatic
Original DeadlineApril 20
Extended DeadlineOctober 20
Extension Period6 months
State AgencyHawaii Department of Taxation
Hawaii’s Automatic Personal Income Tax Extension – Four Conditions Required
Hawaii provides an automatic six-month extension to file personal income tax returns, but unlike most states, the extension is contingent on meeting all four specific conditions. Failing even one voids the extension entirely and exposes you to late filing and payment penalties. The Hawaii Department of Taxation moves the filing deadline from April 20, 2026, to October 20, 2026 – both dates unique to Hawaii.Hawaii’s Unique Dates
April 20 Original / October 20 Extended
Hawaii’s personal income tax deadline is April 20, not April 15. The extended deadline is October 20, not October 15. Plan around these dates – they differ from every other state.90% of Tax Due Required
Pay Full Estimated Liability by April 20, 2026
Hawaii’s extension requires at least 90% of your total tax liability paid by April 20. Any shortfall voids the extension and triggers penalties.All 4 conditions must be met: (1) At least 90% of your total tax liability paid by April 20, 2026. (2) Return filed by October 20, 2026. (3) Return includes any remaining balance due. (4) No court order requiring earlier filing. Missing any one condition nullifies the extension.
Using Form N-200V
For mail-in payments, use Form N-200V (Individual Income Tax Payment Voucher) to ensure your payment is properly credited. For online payments, use hitax.hawaii.gov. Note that Hawaii charges additional fees for both credit card and ACH debit online payments.Late Filing and Payment Penalties
Failure to file by October 20 carries a penalty of 5% of unpaid tax per month, up to 25%. Failure to pay also carries a penalty of up to 20% of unpaid tax. Because at least 90% of your tax is required upfront, any shortfall will trigger penalties from April 20 onward.Best Practices
- ✓Note Hawaii’s unique dates: original deadline April 20, extended deadline October 20.
- ✓Pay at least 90% of your total tax liability by April 20, 2026 – the extension requires it.
- ✓Use hitax.hawaii.gov for online payments and retain your confirmation number.
- ✓Verify all 4 conditions are met before assuming the extension is valid.
- ✓File your completed Hawaii return by October 20, 2026, with any remaining balance included.
Quick Reference Table
| Item | Details |
|---|---|
| State Abbreviation | HI |
| Extension Status | Automatic (4 Conditions) |
| Return Due Date | April 20, 2026 |
| Extended Due Date | October 20, 2026 |
| Online Payment | Hawaii | Online Tax Extension Payment |
| Payment Voucher | Form N-200V | Individual Income Tax Payment Voucher |
| State Payment Agency | Hawaii Department of Taxation |
| Failure to File Penalty | 5% of unpaid tax per month, up to 25% |
| Failure to Pay Penalty | Up to 20% of unpaid tax |
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At least 90% of your total tax liability is due by April 20, 2026. Online payments are available through hitax.hawaii.gov. Note that Hawaii charges additional fees for both payment methods.ACH Debit
Pay by Electronic Bank Debit
Visit hitax.hawaii.gov to pay directly from your bank account. Additional fees apply. Retain your confirmation number as proof of payment.Credit Card
Pay by Credit Card
Major credit cards are accepted at hitax.hawaii.gov. Additional fees apply. Save your confirmation number for your records.Paying by Mail: Use Form N-200V with a check or money order to ensure your payment is properly credited. Include your Social Security number and tax year. Must be postmarked by April 20, 2026.
Mailing Address with Payment
Send Check or Money Order with Form N-200V
Hawaii Department of TaxationP.O. Box 1530
Honolulu, HI 96806-1530
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