Question to the HM Treasury:

To ask the Chancellor of the Exchequer, with reference to the HMT, Budget Information Security Review, of 9 February 2026, and to the answer of 9 July 2026 to Question HL1393 on Budget November 2025, whether any impact assessment or review has been undertaken on the effect of speculation about changes to Government policy on property taxation on (a) property prices and (b) the number of market transactions.

In February 2026, the Government published the Budget Information Security Review where it set out action to strengthen the protection of Budget information and reduce the risk of unauthorised disclosures of sensitive information.

HMT routinely monitors market trends to help inform policy development.