🏠 Key changes that will affect property & home-owners New “Mansion Tax” for high-value homes The government is introducing a new annual surcharge on homes valued at £2 million or more (as measured in 2026 valuations), starting in April 2028. The surcharge will be: £2,500/yr for properties £2 m–£2.5 m, rising up to £7,500/yr for properties valued over £5 m. While many...