HMC-TAX: Headquarters Management Corporation Tax Return (2025)
Delaware · Delaware Division of Revenue · Used for tax years 2025
Form HMC-TAX is Delaware's 2025 Headquarters Management Corporation Tax Return. It reports income, adjustments, Delaware taxable income, tax liability, payments, and credits to determine a balance due or overpayment.
Who files this form
Form HMC-TAX is Delaware’s Headquarters Management Corporation Tax Return for tax year 2025. It includes an option for a consolidated return from an affiliated group of headquarters management corporations.
The form does not state detailed criteria for who must file.
What you'll need
- A completed copy of federal Form 1120, which must be attached.
- Appropriate supporting schedules for the return.
- A statement for other payments reported on line 18, if applicable.
- Statements for applicable expenses in Schedule 2 and gross income from other sources in Schedule 3C, if applicable.
- A statement for the handicapped accessibility deduction, if claimed.
- Form CIT-SCH if reporting NBI in Schedule 4B.
How to file
Complete the return and applicable schedules, attach the required supporting documents, and sign and date the officer signature area on page 3. Page 3 also has a paid preparer information and signature area.
Mail the completed form with any remittance payable to:
Delaware Division of Revenue
PO Box 2044
Wilmington, DE 19899-2044
Line 21 directs you to pay the balance due in full. Keep a copy of the return for your records.
Common mistakes
The form includes these reminders:
- Do not forget to attach a completed copy of federal Form 1120.
- Sign the return and keep a copy for your records.
- Attach the appropriate supporting schedules.
- If reporting NBI in Schedule 4B, attach Form CIT-SCH.
Questions people ask
How is the tax liability calculated?
Line 13 tells you to multiply Delaware taxable income on line 12 by 0.087. If the result is less than $5,000, enter $5,000.
What if all of the corporation’s entire net income comes from Delaware?
If line 5 is derived entirely from Delaware sources, the form directs you to enter that amount on line 11. If it is not entirely from Delaware sources, complete lines 6 through 10.
What can I do with an overpayment?
The form provides separate lines for the amount to be refunded and the amount to be credited to 2026 tentative tax.
Can I identify the return as amended?
Yes. Page 1 includes an “Amended Return” checkbox.