Harnett Accontants

Harnett & Co | Chartered Accountants, Kingston upon Thames
Global House Business Centre 1 Ashley Avenue Epsom Surrey KT18 5AD
ICAEW Authorised Practice
Tax Insights

Your Accountants In Richmond Explain The 2011 Stamp Duty Land Tax Change

Harnett Accountants in Richmond are here to tell you that the Stamp Duty Land Tax (SDLT) has now been in effect for almost a year! As Accountants in West London we often hear mumbles through the street and from our clients on their misunderstanding of the changes made. So below is our brief explanation.

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Reviewed for 2026/27: All tax figures and HMRC rules in this article reflect current guidance for the 2026/27 tax year.

Key Considerations

The change occurred in April 2011 and became compulsory later that year in July. The lead purchaser on land or property transactions must now provide an identity number such as their NI number and date of birth. If the purchaser is from a company the company’s tax reference number (UTR) or VAT registration should also be provided. This is due to the Taxman needing to cross-reference tax payers’ files.

If you would like to hear more about Stamp Duty Land Tax or even Harnett Accountants in general then why not book your free hour no obligations consultation or

📌 Important: Tax rules change regularly. Always verify current figures at gov.uk/hmrc or speak to a qualified accountant.
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Harnett and Co are ICAEW chartered accountants in Kingston upon Thames, Surrey. We give clear, practical advice to businesses and individuals across West London and Surrey. Book a free consultation today.