TSM Frequently Asked Questions

TSM Frequently Asked Questions What is the Tax System Modernization (TSM) program? The TSM program is a major effort we are undertaking to improve operations, taxpayer service, and voluntary compliance with tax laws. New features will be rolled out each year until all...

Taxpayer Services

Taxpayer Services Answers to many of your questions may be found on this site. Before leaving your question, please try our Frequently Asked Questions, or you can try our search page that can search all pages (including PDF’s) on this website. Email Taxpayer...
E-Services Information

E-Services Information

E-Services Information The Department of Taxation (DOTAX) has many electronic services (e-services) that allow you to self-serve. Scroll through this webpage to learn more about what services DOTAX offers online. Hawaii Tax Online (HTO) File and Pay Taxes Taxes,...

Letter Rulings

Letter Rulings FIVE MOST RECENT: [ 2021-01 ] [ 2019-01 ] [ 2018-01 ] [ 2013-02 ] [ 2013-01 ] Act 105, SLH 2011 Letter rulings on Act 105, SLH 2011 Number Date Title/Description 2013-02 April 3, 2013 Act 105, SLH 2011,...

Tax Announcements

Tax Announcements Tax Announcements and Archives [ 2020 ] [ 2021 ] [ 2022 ] [ 2023 ]...