IRS Form 12451 Guide: Relocation Expense Allowance Rules

ARUN KP_PEAK

09/28/2026

Introduction – What Is Form 12451?

IRS Form 12451, titled Request for Relocation Expenses Allowance, is an administrative relief document governed by the Internal Revenue Service (IRS) Collection Advisory Group and the U.S. Department of the Treasury. It is cataloged under IRS Catalog Number 28667B.

This form is used by financially distressed homeowners who are selling their primary residence while subject to a federal tax lien. When the IRS holds a legal claim against the equity in your home, Form 12451 allows you to request that a portion of the home sale proceeds be carved out at closing to cover your basic, necessary moving and relocation costs rather than having the government seize all the equity.

Purpose of the Form – Why Does Form 12451 Exist?

When you owe unpaid federal taxes and own real estate, the IRS files a public Notice of Federal Tax Lien against your property. If you sell that home, the buyer cannot obtain clear title unless the IRS issues a formal Certificate of Discharge under Internal Revenue Code (IRC) Section 6325. Under standard discharge rules, the IRS claims 100 percent of the net sale proceeds up to the total amount of your tax debt.

For an insolvent or cash-poor homeowner, this creates an impossible situation: they are selling their home to resolve their debts, but they have zero cash left over to pay a rental security deposit, hire a moving truck, or secure shelter for their family. Form 12451 solves this humanitarian crisis under IRC Section 6325(b)(2)(A). It allows the IRS to approve a reasonable relocation expense allowance that is deducted directly from the closing proceeds, allowing the seller to transition to new housing while facilitating the sale for the IRS.

Who Needs to File This Form?

You should complete and submit Form 12451 if you are selling real estate encumbered by an IRS tax lien and satisfy all of the following statutory criteria:

  • Principal Residence Sale: You are selling your primary personal residence where you currently live.
  • Simultaneous Lien Discharge Application: You are concurrently applying for a Certificate of Discharge of Property from Federal Tax Lien using Form 14135 under IRC Section 6325(b)(2)(A).
  • Inability to Pay Relocation Expenses: You have an established financial inability to pay for your moving, packing, or immediate transition housing costs from other liquid savings or personal assets.
  • Insufficient Net Equity: The net proceeds from the home sale are insufficient to pay off the IRS tax debt in full and still leave you with enough money to move.

Who Is Exempt / Not Required to File?

Many real estate transactions involving tax debts do not require Form 12451. You are exempt or not eligible to use this form under the following conditions:

  • Non-Principal Residences: You are selling an investment property, commercial building, rental home, or vacation home. Form 12451 is strictly restricted to a taxpayer’s principal residence.
  • Sufficient Personal Funds: You have personal bank accounts, retirement assets, or other financial resources sufficient to pay for your own moving expenses.
  • Full Equity Surplus: The sale of your home produces enough cash to pay off the IRS in full and still leaves you with surplus cash at closing.
  • Not Requesting a Lien Discharge: Real estate transactions where the taxpayer is seeking lien subordination (Form 14134) or lien withdrawal (Form 12277) rather than a property discharge.

When to File Form 12451

Form 12451 is an event-driven application that must be submitted alongside Form 14135 (Application for Certificate of Discharge of Property from Federal Tax Lien).

The complete package should be submitted at least 45 calendar days prior to the scheduled closing or settlement date. Reviewing title documents, property appraisals, and relocation hardship requests takes time; submitting Form 12451 close to the closing date risks delays that can cause title companies to postpone closing or buyers to cancel the purchase contract.

Where and How to File

Crucial Rule: Form 12451 cannot be submitted as a standalone document. It must be attached directly to Form 14135 and submitted to the IRS Collection Advisory Group office responsible for the geographic area where the property is located.

Consult IRS Publication 4235 to locate your regional Advisory Office. The package—consisting of Form 14135, Form 12451, the purchase contract, proposed closing statement, and moving estimates—must be mailed via certified mail with delivery confirmation or transmitted via secure fax to the designated IRS address as per instructions for your regional Advisory Office. Title companies, closing attorneys, and real estate professionals often assist taxpayers with coordinating this transmission.

Step-by-Step Instructions to Fill Form 12451

Form 12451 is a single-page form divided into taxpayer identification, property details, moving budget requests, financial hardship justifications, and a sworn attestation.

Section I – Taxpayer Information

Enter your full legal name, Social Security Number (or EIN), and the exact physical street address of the property being sold. In Item 4, you must check “Yes” confirming that the property is your principal residence; checking “No” results in an immediate, automatic denial.

Line-by-Line Breakdown

Item Number Form Focus Filing Directions
Items 1–3 Identity & Property Sold Enter your legal name, SSN/EIN, and the complete physical address (including ZIP code) of the home being sold.
Item 4 Principal Residence Test Place an “X” in the Yes or No box. You must check Yes to qualify. If the property is not your principal residence, a relocation allowance cannot be approved.
Item 5 New Residence Address Enter the complete street address of the home, apartment, or rental property you will be moving into.
Item 6 Relocation Amount Requested Enter the exact dollar amount of relocation expenses requested. You must attach third-party estimates, moving van quotes, or lease agreements proving this dollar figure.
Item 7 Financial Hardship Explanation Explain your financial circumstances in detail, demonstrating why you cannot pay moving costs without this allowance. Attach supporting bank statements or pay stubs.
Section II Taxpayer Attestation Sign and date the form under penalties of perjury, certifying that all statements and attached exhibits are true, correct, and complete.

Required Documents and Information Needed Before Filling

The IRS requires strict documentation before approving any diversion of closing proceeds. Gather the following records before submitting Form 12451:

  • Completed Form 14135: The primary application for a Certificate of Discharge, without which Form 12451 will not be processed.
  • Preliminary Closing Disclosure (HUD-1 or ALTA Statement): The draft settlement statement from the title company showing the gross sales price, payoff of primary mortgages, title fees, and expected net proceeds.
  • Executed Purchase Agreement: A complete copy of the signed real estate purchase and sale contract.
  • Moving and Rental Estimates: Written price quotes from moving van companies, truck rental contracts, or a copy of your new lease agreement showing the required security deposit and first month’s rent.
  • Proof of Financial Inability to Pay: Recent bank statements, income records, or a completed Collection Information Statement (Form 433-A) demonstrating zero discretionary savings.

Common Mistakes to Avoid

Errors on Form 12451 can cause the IRS to reject your relocation request or delay your closing. Watch out for these frequent mistakes:

  • Requesting an Allowance for Non-Principal Residences: Filing Form 12451 for an investment rental property or vacation home. The law restricts relocation allowances strictly to owner-occupied primary homes.
  • Submitting as a Standalone Form: Mailing Form 12451 alone without companion Form 14135. The IRS will return the form unprocessed.
  • Failing to Attach Third-Party Estimates: Writing a lump-sum dollar request on Line 6 without attaching written moving company estimates or lease agreements. The IRS will not approve unsubstantiated estimates.
  • Submitting Too Close to Closing: Filing the request two weeks before closing. The IRS Advisory Group requires at least 45 days to review title commitments and financial disclosures.
  • Assuming the Allowance Reduces Tax Debt: Believing the relocation allowance erases your taxes. The approved allowance is deducted from the cash the IRS collects at closing, but your remaining tax balance remains fully owed until paid.

Penalties for Non-Filing or Errors

Form 12451 is an elective request for administrative relief, meaning there are no direct fines for choosing not to file it. However, the financial and real-world consequences of mistakes are severe:

  • Total Seizure of Closing Cash: If you fail to file Form 12451 or your request is denied, the IRS will seize 100 percent of the net equity at closing, leaving you with zero cash to pay movers or lease a new home.
  • Failed Real Estate Closings: If incomplete paperwork causes the IRS to withhold the Certificate of Discharge, the title company cannot close the transaction, potentially exposing you to lawsuits from the homebuyer for breach of contract.
  • Perjury Prosecution: Form 12451 is signed under penalties of perjury. Intentionally concealing bank accounts or misrepresenting moving expenses constitutes a federal crime under Title 18 of the United States Code.

Related Forms and Schedules

Form 12451 operates within the specialized federal tax lien and real estate closing framework:

  • Form 14135: Application for Certificate of Discharge of Property from Federal Tax Lien (the mandatory companion application).
  • Form 668(Y): Notice of Federal Tax Lien (the underlying public lien encumbering the home).
  • Form 433-A: Collection Information Statement for Wage Earners and Self-Employed Individuals (used to verify financial hardship).
  • Form 12277: Application for Withdrawal of Filed Notice of Federal Tax Lien.
  • IRS Publication 783: Instructions on How to Apply for a Certificate of Discharge From Federal Tax Lien.

Frequently Asked Questions

How much money will the IRS approve for relocation expenses?

The IRS does not set a fixed dollar amount. Approved allowances are based on demonstrated necessity, reasonable local moving costs, and required rental security deposits. The IRS limits allowances to modest, necessary expenses and will not approve luxury or extravagant moving costs.

Does the approved relocation allowance lower my tax bill?

No. The approved relocation amount is deducted from the proceeds delivered to the IRS at closing, but it does not reduce your total underlying tax liability. Your tax balance is only credited for the net funds the IRS actually receives.

How is the relocation allowance paid out at closing?

When the IRS issues the conditional commitment letter for discharge, it authorizes the closing title or escrow company to disburse the approved relocation allowance directly to the seller or moving vendors on the final settlement statement.

What if I do not have a new home address yet?

If you have not finalized your new living arrangements when filing Form 12451, enter your anticipated city and state in Item 5, and explain in Item 7 that you are securing transitional housing or an apartment lease.

Can a buyer or real estate agent sign Form 12451?

No. The taxpayer whose principal residence is being sold must sign the perjury declaration in Section II. However, real estate agents and title officers frequently assist by compiling the exhibits and submitting the package alongside Form 14135.

Can I get a relocation allowance if the home is being sold in a short sale?

Yes. If your mortgage lender approves a short sale and there is a secondary equity carve-out, or if the IRS agrees to discharge its lien under Section 6325(b)(2)(A), Form 12451 can be submitted to request that a portion of the carve-out be designated for moving costs.

Conclusion – Key Takeaways Summarized

IRS Form 12451 is an essential relief mechanism for financially distressed homeowners selling a principal residence encumbered by a federal tax lien. By granting a carve-out from closing proceeds for necessary moving expenses, it allows families to secure new housing without derailing the sale of their home.

To ensure your request is approved, remember that the property must be your principal residence, file Form 12451 simultaneously with Form 14135 at least 45 days before closing, attach itemized moving quotes and proof of financial hardship, and mail or fax the complete package directly to your regional IRS Advisory Group office.

ARUN KP_PEAK
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