Form 7004 Extension Request Checklist
Purpose
Form 7004 provides an automatic extension of time to file certain business income tax, information, and other returns. This form does not extend the time to pay any tax due.
Step-by-Step Filing Instructions
Step 1: Verify Entity Eligibility
Confirm that your entity type is eligible to use Form 7004. Eligible filers include:
- C corporations (Form 1120)
- S corporations (Form 1120-S)
- Partnerships (Form 1065)
- Trusts and estates (Form 1041)
- Foreign corporations with U.S. income (Form 1120-F)
- Certain exempt organizations and other entities listed in the form instructions
Step 2: Determine Your Original Due Date
Identify the original due date for your 2015 calendar-year return:
- Partnerships (Form 1065): March 15, 2016
- C Corporations (Form 1120): April 15, 2016
- S Corporations (Form 1120-S): April 15, 2016
- Trusts and Estates (Form 1041): April 15, 2016
Fiscal-year filers should calculate due dates based on the 15th day of the third or fourth month following the close of their fiscal year, depending on entity type.
Step 3: Calculate Your Extension Deadline
Form 7004 provides an automatic six-month extension from your original due date:
- March 15, 2016, original due date: Extension to September 15, 2016
- April 15, 2016, original due date: Extension to October 15, 2016
No IRS approval is required. Filing Form 7004 by the original due date automatically grants the extension.
Step 4: Complete Entity Information
Provide accurate identifying information:
- Legal name of the entity exactly as registered with the IRS
- Employer Identification Number (EIN), not a Social Security Number
- Complete business address including street, city, state, and ZIP code
- Ensure the EIN matches IRS records to avoid processing delays or rejection
Step 5: Select the Correct Return Form
Check the appropriate box indicating which tax return you are extending. Common selections include:
- Form 1120 for C corporations
- Form 1120-S for S corporations
- Form 1065 for partnerships and LLCs taxed as partnerships
- Form 1041 for estates and trusts
- Form 1120-F for foreign corporations
Select only one form type per Form 7004 submission.
Step 6: Estimate Total Tax Liability
Calculate and enter your tentative total tax for 2015 on line 4. This amount represents your best estimate of the tax you will owe when you file the actual return. If you expect zero tax liability, enter zero. This estimate helps determine if you need to make a payment with your extension request to avoid penalties.
Step 7: Report Payments and Credits
Enter the total payments and credits you have already made or are entitled to claim:
- Estimated tax payments made during 2015
- Tax withheld from payments to the entity
- Overpayments from prior years applied to 2015
- Any other credits or payments applicable to your 2015 tax year
Report the sum on line 5 or line 6 as directed by the form instructions for your entity type.
Step 8: Calculate Balance Due
Subtract total payments and credits from your tentative total tax. If the result is positive, you have a balance due. While Form 7004 extends the filing deadline, it does not extend the payment deadline. Any tax owed must be paid by the original due date to avoid interest and penalties.
Step 9: Make Payment If Required
If you have a balance due, make a payment by the original return due date using one of these methods:
- Electronic Federal Tax Payment System (EFTPS)
- Direct debit when e-filing
- Check or money order mailed with paper Form 7004
- Credit or debit card through an IRS-approved payment processor
Include your EIN, tax year, and form number being extended on any payment.
Step 10: Choose Filing Method
Select your filing method:
- Electronic filing (recommended): Use IRS-approved tax software or have your tax professional e-file Form 7004
- Paper filing: Print and mail Form 7004 to the designated IRS address for your entity type and location (see form instructions for specific mailing addresses)
Electronic filing provides immediate confirmation and faster processing.
Step 11: Submit by the Deadline
Submit Form 7004 by the due date of your original tax return. The form must be filed (postmarked if mailed) by the original deadline. Late submission results in loss of the automatic extension, and your return will be considered late if filed after the original due date.
Step 12: Retain Confirmation
Keep proof of filing:
- Save the electronic acknowledgment if e-filing
- If you are mailing the form, please keep a copy of both the form and the postal receipt
- Maintain records showing the filing date
This documentation serves as proof that you requested an extension, in case questions arise later.
Important Reminders
Extension to File, Not to Pay: Form 7004 extends only the time to file your return, not the time to pay taxes owed. Pay any estimated tax liability by the original due date to minimize interest charges and avoid late-payment penalties.
No IRS Approval Needed: The extension is automatic when you file Form 7004 by the original due date. You will not receive an approval notification from the IRS unless there is a problem with your submission.
Estimated Tax Accuracy: While you must calculate your tax liability, you are not penalized if your estimate differs from the final amount on your completed return, as long as you made a good-faith effort and paid at least the minimum required to avoid penalties.
State Extensions: Filing federal Form 7004 does not automatically extend state tax return deadlines. Check with your state tax agency about extension requirements.
Penalties for Late Filing: If you do not file Form 7004 by the original due date and do not file your tax return by that date, late-filing penalties may apply. The penalty is typically 5% of unpaid taxes per month, up to a maximum of 25%.
Partnership Reporting: Partnerships must file Form 7004 even if no tax is due, as Form 1065 is an information return required to report partner allocations.
Special Considerations
Foreign Corporations: Form 1120-F filers should carefully review special rules regarding effectively connected income and extension requirements. Different procedures may apply based on whether the foreign corporation maintains a U.S. office.
Multiple Extensions: Trusts and estates that benefit from other estates may be eligible for additional extensions beyond the standard six-month period. For details on requesting extensions beyond the standard six-month period, refer to the instructions provided in Form 7004.
Amended Extensions: If you make an error on Form 7004 or need to update your estimated tax liability, file a corrected Form 7004 before the original due date. Write “AMENDED” at the top of the form.
Consolidated Returns: Corporations filing consolidated returns should file a single Form 7004 for the parent corporation. The extension applies to all members of the affiliated group included in the consolidated return.
Short Tax Years: Entities with tax years shorter than 12 months due to formation, dissolution, or a change in accounting period should calculate due dates and extension periods based on their specific short-year circumstances. Consult the form instructions for guidance.
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This checklist is for educational purposes only and does not constitute tax or legal advice. Always review official IRS instructions and consult a qualified professional for guidance.

