Delaware Division of Revenue Form Instructions

Form CIT-EXT — Application for Automatic Extension of Time to File Corporate Income Tax Return

Official textrevenuefiles.delaware.gov

D E L A W A R E
2 0 2 5
F O R M
D I V I S I O N O F R E V E N U E
Corporate Income Tax Request for Extension
Taxpayer ID
Name of Corporation
Street Address

Calendar or Fiscal
Year Ending
12-31-2025
Prepare
Reset
For Print
Extension to
Due on or before
04-15-2026 10-15-2026
BALANCE DUE FROM LINE 7 OF WORKSHEET
City State Zip Code .00

# AMOUNT OF THIS PAYMENT

Check here if a request for change form is being filed
TAXPAYER'S WORKSHEET AND RECORD OF PAYMENTS

# ESTIMATED DELAWARE TAXABLE INCOME FOR THE YEAR

1.

# CORPORATE INCOME TAX RATE

2.

  1. Multiply Line 1 by Line 2

# ESTIMATED TAX PAID

4.

  1. Subtract Line 4 from Line 3

# LESS CREDIT CARRYOVER

6.
AMOUNT DUE WITH EXTENSION - Subtract Line 6 from Line 5

  1. .00
  2. .00

8.70
2.

  1. .00
  2. .00
  3. .00
  4. .00
  5. .00

# BE SURE TO SIGN YOUR RETURN BELOW AND KEEP A COPY FOR YOUR RECORDS

Under penalties of perjury, I declare that I have examined this return, including accompanying schedules and

MAIL COMPLETED FORM WITH
REMITTANCE PAYABLE TO: statements, and believe it is true, correct and complete. If prepared by a person other than taxpayer, the declaration is based on all information of which the preparer has any knowledge.

AUTHORIZED SIGNATURE DATE
PRINTED NAME OF AUTHORIZED SIGNER
PHONE NUMBER

# EMAIL ADDRESS

Delaware Division of Revenue
PO Box 0830
Wilmington, DE 19899-0830

DO NOT CUT THIS PAGE
DFCITEXT2025019999V1
Revision 20250528

Source: view the official PDF

Report a problem

What's wrong?

Sent anonymously with this page's citation. No personal information is collected.

Nearby sections (14 sections)
  1. cit-est · Form CIT-EST — Estimated Corporate Income Tax (2026)
  2. cit-ext · Form CIT-EXT — Application for Automatic Extension of Time to…
  3. cit-tax · Form CIT-TAX — Delaware Corporate Income Tax Return
  4. cit-tax-instructions · Instructions for Form CIT-TAX — Corporate Income…
  5. cmp-est · Form CMP-EST — Composite Estimated Income Tax (2026)
  6. cmp-ext · Form CMP-EXT — Composite Return Extension of Time to File
  7. cmp-tax · Form CMP-TAX — Delaware Composite Personal Income Tax Return
  8. cmp-tax-instructions · Instructions for Form CMP-TAX — Composite…
  9. de-w4 · Form DE-W4 — Delaware Employee Withholding Allowance Certificate
  10. pit-est · Form PIT-EST — Estimated Personal Income Tax (2026)
  11. pit-est-instructions · Instructions for Form PIT-EST — Estimated…
  12. pit-ext · Form PIT-EXT — Application for Extension of Time to File…
  13. pit-non · Form PIT-NON — Delaware Non-Resident Personal Income Tax…
  14. pit-non-instructions · Instructions for Form PIT-NON — Non-Resident…
Full table of contents →