Mr Knight Frank estimates there will be a shortfall of 107 property sales between £5m and £10m and 35 deals over £10m, resulting in a projected loss of just over £140m in stamp duty revenue. clarified.
Following the Chancellor's Autumn Budget, Knight Frank used predictive software to compare the expected and actual number of offers over £5 million between March and October this year. 
Earlier this year, Labor announced there was a £22bn black hole in its finances left by the previous Conservative government.
Knight Frank suggests the figure has increased by £140.3m since March due to lower stamp duty income from property transactions of more than £5m.
Former Prime Minister Jeremy Hunt first raised the prospect of abolishing a non-Dom government in his spring budget, and tensions over taxing wealth and property have been rising ever since.
Knight Frank used predictive software to compare the expected and actual number of offers over £5m between March and October this year.
It said the shortfall was the result of uncertainty and speculation surrounding the taxation of wealth and property.
A total of £11.6bn of stamp duty was collected in the 2023/24 financial year.
Leslie MacLeodmiller, chief executive of Knight Frank UK Foreign Investors, said: The October 30th Labor Budget took abolition to its ideological extreme. ”
