Hawaii sales tax (GET) calculator
Calculate Hawaii's General Excise Tax instantly with Xero's free GET calculator. Get accurate tax figures for any transaction amount – perfect for invoices, quotes, and expense tracking. No downloads, no sign-ups, just instant results.
- Calculate GET on any amount instantly – no manual math required
- Include county surcharges for accurate total tax calculations
- Perfect for quotes, invoices, and expense planning
Tired of manual calculations?
Let Xero handle the numbers so you can focus on growing your business. Get one month free.
Hawaii sales tax (GET) rates
Hawaii uses a General Excise Tax (GET) rather than traditional sales tax. Local county surcharges of 0.50% apply in certain areas, bringing the maximum combined rate to 4.50%. The GET applies to nearly all business activities, not just retail sales.
- State Sales Tax Rate: 4.00%
- Average Local Tax Rate: 0.50%
- Maximum Local Tax Rate: 0.50%
- Average Combined Rate: 4.50%

How to register for sales tax (GET) in Hawaii
Register for your General Excise Tax (GET) license online through the Hawaii Tax Online portal. Hawaii Department of Taxation GET Registration.
Gather your requirements
You will need your Federal EIN (if applicable) and payment for the $20 registration fee.
Choose your registration method
The fastest option is to register online. You can also file by mail or visit a Department of Taxation district office.
Receive your GET license
Once approved, you’ll receive your license. Closed GET licenses cannot be reactivated and require a new application.
Hawaii sales tax (GET) filing due dates
Stay compliant with these filing deadlines. Your specific frequency is assigned based on your tax liability.
- Monthly Filers: Due by the 20th of the following month.
- Quarterly Filers: Due April 20, July 20, October 20, and January 20.
- Semi-Annual Filers: Due July 20 and January 20.
- Annual Filers: Due April 20 following the end of the calendar year.
Important note:
The General Excise Tax (GET) applies to broad business activities, not just retail sales. Late filings result in automatic penalties.

Simplify Hawaii sales tax with Xero
Xero helps you through your entire Hawaii sales tax (GET) process. It automatically applies correct tax rates to every invoice and generates compliant reports for filing. Eliminate spreadsheet errors, ensure accuracy, and spend more time focusing on growing your business instead of on taxes.
Get one month free
FAQs about Hawaii sales tax
No, Hawaii's General Excise Tax (GET) is broader than traditional sales tax – it applies to nearly all business activities including services, not just retail sales.
No, Hawaii's General Excise Tax (GET) is broader than traditional sales tax – it applies to nearly all business activities including services, not just retail sales.
Yes, if you have economic nexus in Hawaii (typically $100,000 in sales or 200 transactions annually), you must register for and collect GET.
Yes, if you have economic nexus in Hawaii (typically $100,000 in sales or 200 transactions annually), you must register for and collect GET.
Very few exemptions exist – most notably certain insurance proceeds and stock sales. Most business activities, including professional services, are subject to GET.
Very few exemptions exist – most notably certain insurance proceeds and stock sales. Most business activities, including professional services, are subject to GET.
Your filing frequency is assigned by the Hawaii Department of Taxation based on your tax liability – most small businesses file monthly or quarterly.
Your filing frequency is assigned by the Hawaii Department of Taxation based on your tax liability – most small businesses file monthly or quarterly.
More tools for your business
Gross margin calculator
Enter your costs and revenue to discover your gross margin – and the potential success of your business.
Cash flow calculator
Work out how much money is flowing in and out of your business, including taxes.
Free invoice template
Create professional invoices quickly with our template, including all details and payment terms.
Get one month free
Sign up to any Xero plan, and we will give you the first month free.
Disclaimer
Xero does not provide accounting, tax, business or legal advice. This calculator has been provided for information purposes only. You should consult your own professional advisors for advice directly relating to your business.