Stamp Duty Calculator

Can I Claim a Stamp Duty Refund?

Find out if you're eligible and how to claim.

Quick Answer: Yes, if you paid the 5% surcharge and sell your old home within 36 months, you can claim a refund.

When Can You Claim a Refund?

1. Higher Rate Refund (Most Common)

If you bought a new home before selling your old one, you would have paid the 5% additional property surcharge. You can claim this back if:

  • You sell your previous main residence within 36 months of buying the new one
  • The new property becomes your main residence
  • You claim within the time limit (see below)

Refund Time Limits

England/NI: Claim within 12 months of selling old home, or 12 months from SDLT return date (whichever is later)

Scotland: Claim within 12 months of selling, but must sell within 18 months (shorter window)

Wales: Claim within 12 months of selling or return date

2. Overpayment Refund

You may be able to claim if you overpaid due to:

  • An error in the original calculation
  • Not claiming relief you were entitled to (e.g., first-time buyer relief)
  • The purchase price was later reduced
  • Multiple Dwellings Relief wasn't applied correctly

Example Refund Calculation

Scenario: You bought a £400,000 home while still owning your old property.

SDLT paid (with 5% surcharge)£30,000
SDLT without surcharge£10,000
Refund if you sell old home£20,000

How to Claim

  1. Online: Use HMRC's online SDLT service (recommended)
  2. By post: Complete form SDLT17 and send to HMRC
  3. Through your solicitor: They can submit on your behalf

Information You'll Need

  • SDLT unique transaction reference number (UTRN)
  • Address and completion date of new property
  • Address and sale date of old property
  • Amount of refund being claimed
  • Bank details for payment

When You Can't Claim

  • You didn't sell your old home within 36 months (England) / 18 months (Scotland)
  • The new property wasn't intended as your main residence
  • You're outside the claim time limit
  • You bought a buy-to-let or second home intentionally

Emma Richardson, MRICS

Verified Expert

Chartered Surveyor & Property Tax Specialist

Emma Richardson is a RICS-qualified Chartered Surveyor with over 12 years of experience in UK property taxation. She founded Stamp Duty Calculator to help buyers understand the complex world of property transaction taxes.

MRICSBSc (Hons) Estate Management
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