The Labour government is preparing to dispatch HMRC valuation inspectors to private homes as part of the rollout of the so-called “mansion tax,” with owners facing criminal penalties simply for refusing entry, according to reporting first published by The Telegraph.
Under the plan, HMRC valuation agents will be granted powers to demand access to properties in order to determine whether they exceed the £2 million threshold that triggers the new levy, an annual surcharge of between £2,500 and £7,500 first introduced by former chancellor Rachel Reeves.
Homeowners who turn inspectors away could be prosecuted, with fines running as high as £200 for obstruction, and up to £500 for failing to hand over requested information without what officials vaguely call a “reasonable excuse.”
It is a remarkable admission from a government that, until now, had suggested the valuation process would rely mainly on third-party records and publicly available data. Ministers have now conceded, in response to parliamentary questions from the Conservatives, that so-called “internal inspections” are very much part of the plan, meaning government agents walking through people’s bedrooms, counting bathrooms, and sizing up floor plans to help decide how much more the state can take.
Unsurprisingly, the backlash from Conservative frontbenchers has been swift. Shadow chancellor Mel Stride accused Burnham and Angela Rayner of deploying “council tax police” to strong-arm homeowners into the new charge, calling it nothing less than a tax on aspiration and hard work. Shadow housing secretary Sir James Cleverly went further, warning that pensioners and working families now face the prospect of HMRC officials “snooping around their gardens and inside their homes” to justify higher bills, and that the threat of prosecution hangs over people even if their homes ultimately fall below the tax threshold.
This is a government that promised fairness and has instead built a surveillance apparatus for the front door. The properties most likely to be caught are concentrated in London and the South East, along with pockets of well-to-do rural England, meaning the burden falls squarely on those who have worked to build something, and are now being told the state has a right to walk through it and put a price on it.
The Valuation Office, which sits within HMRC and already tracks council tax bands across England and Wales, is preparing a sweeping revaluation exercise targeting homes previously assessed above £1.5 million to see whether they now clear the £2 million bar. Officials say inspections will only be used where a property’s features cannot be confirmed by other means, or where a physical remeasurement is genuinely required, though property professionals have already told ministers that “regular” reinspections will likely be needed to keep valuations current, meaning this is unlikely to be a one-off intrusion.
A government spokesman defended the policy, arguing it corrects an imbalance in which a modest Band D home in Darlington can pay more council tax than a £10 million mansion in Mayfair, and insisted that any home visit would only take place by prior arrangement and under an official code of practice. Whether homeowners will find that reassuring is another matter, the fines, and the knock at the door, are real either way.
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