This measure increases the higher rates of Stamp Duty Land Tax (SDLT) for purchases of additional dwellings and for purchases by companies from 3% to 5% above the standard residential rates of SDLT. This measure also increases the single rate of SDLT payable by companies and other non-natural persons purchasing dwellings over £500,000, from 15% to 17%. Both changes apply to transactions with an effective date on or after 31 October 2024.

https://www.gov.uk/government/publications/stamp-duty-land-tax-increase-to-the-higher-rates-of-stamp-duty-land-tax-and-to-the-single-rate-payable-by-non-natural-persons?utm_medium=email&utm_campaign=govuk-notifications-topic&utm_source=e1837b10-4e5c-4342-918a-0bd9983ffb2f&utm_content=daily