Hawaii tax form g 45 fillable 2026

1. Click ‘Get Form’ to open the Hawaii Tax Form G-45 fillable in our editor.
2. Begin by entering your Hawaii Tax I.D. number and the last four digits of your FEIN or SSN at the top of the form.
3. Indicate the period ending by selecting the appropriate month and year, and check if this is an amended return.
4. Fill out Part I for General Excise and Use Taxes by entering your business activities in Column a, gross proceeds in Column b, and calculating taxable income in Column c.
5. Continue to Part II for additional business activities, repeating the process of entering values in Columns a, b, and c.
6. Complete Parts III and IV for insurance commissions and Oahu surcharge tax respectively, ensuring all calculations are accurate.
7. In Part V, mark the taxation district(s) where you conducted business. If applicable, attach Form G-75 for multiple districts.
8. Finally, review all entries for accuracy before signing and dating the declaration at the bottom of Page 2.

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