The majority of deadlines listed here are for the 2023 tax year; some apply to upcoming tax years and some are IRS or federal deadlines. Get your IRS and GA taxes done together on eFile.com - you can only e-file a GA return with your federal return, you cannot e-file a Georgia return by itself anywhere. StartIT now and eFileIT.
Prepare, eFile, Download
HI + IRS Tax Return
April 15, 2024
2023 Income Tax Return
Prepare and e-file a Federal (Due Date April 15, 2024) and Hawaii State Individual Tax Return (Due Date April 15, 2024) by April 15, 2024 -
eFileIT.
April 15, 2024
2023 Income Tax Extension
October 15, 2024
Tax Year 2023
Income Tax Return after the April 15, 2024 Hawaii Tax Extension
Last day to e-File a 2023 Hawaii State Income Tax Return for Tax Extension Filers and late eFilers. You can
only eFile (to file by paper see below) Hawaii Income Tax Return together with an IRS Tax Return -
eFileIT.
October 15, 2024 via mail-in Forms.
Forms and mailing addresses below
Tax Year 2023
Income Tax Return after the April 15, 2024 Hawaii Tax Extension
Deadline for taxpayers who got a HI Tax Extension to file their Hawaii Income Tax Return by mail-in Forms - the Forms incl. mailing addresses are listed below - is October 15, 2024. (Optionally, the
eFileIT deadline is Oct. 15, 2024). Instructions on how to
only - without the IRS return -
prepare and file an Hawaii State Income Tax Return on eFile.com.
Tax Amendment for all Tax Years
IRS Due Dates
IRS Tax Return, Extension, Amendment Deadlines
2023, 2024, etc.
Other State Tax Return, Extension, Amendment Deadlines
2023, 2024, etc.
IRS Federal Income Tax Return, Amendment, Extension Deadlines
April 15, 2025
2021 Hawaii Income Tax Return Refund
The last day to file and claim your 2021 Hawaii Income Tax Return. This deadline does not apply if you owe Income Taxes. After that date your 2021 tax refund will expire. See
details on expires refunds.
April 15, 2026
2022 Hawaii Income Tax Return Refund
The last day to file and claim your 2022 Hawaii Income Tax Return. This deadline does not apply if you owe Income Taxes. After that date your 2022 tax refund will expire. See
details on expires refunds.
April 15, 2027
2023 Hawaii Income Tax Return Refund
The last day to file and claim your 2023 Hawaii Income Tax Return. This deadline does not apply if you owe Income Taxes. After that date your 2023 tax refund will expire. See
details on expires refunds.
April 15, 2028
2024 Hawaii Income Tax Return Refund
The last day to file and claim your 2024 Hawaii Income Tax Return. This deadline does not apply if you owe Income Taxes. After that date your 2024 tax refund will expire. See
details on expires refunds.