Why your mansion might pay less than a modest home

Science · Published 20 October 2026 Swipe more like this →

In short: The way local taxes are calculated in England and Scotland creates a strange economic paradox. Because property values are capped for tax purposes, the wealthiest residents often pay a smaller percentage of their home's value than those in middle-income neighborhoods, leading critics to call it a tax on the poor.

Council Tax is a hybrid of property and personal taxation. In England and Scotland, properties are assigned to bands (A to H) based on their estimated capital value as of April 1, 1991. Because the highest band (H) is reserved for any property valued above £320,000 in that year, the tax amount stops increasing once a home hits that threshold. This creates a ceiling: while a multimillion-pound mansion might pay three times more than a small bedsit in Band A, it does not pay a proportionally higher share of its total worth compared to a home just below the £320,000 mark.

The system is designed to be highly efficient, boasting one of the highest collection rates of any tax, reaching 97.0% in 2014–15. However, it faces significant challenges regarding housing insecurity. Councils often use magistrates' courts to secure liability orders for unpaid debts, a process that saw a 17% increase in costs during 2014–15. These arrears are increasingly linked to broader financial pressures and the risk of homelessness.

The math behind the bill is complex. Each local authority sets a tax rate based on a 'nominal' Band D property inhabited by two adults. To find the actual bill, they calculate a total amount for the area and divide it by the number of nominal Band D properties. For example, 100 properties in Band C count as only 89 nominal Band D properties. This means that if a large number of properties shift into higher bands during a revaluation, the tax for each specific band may actually drop to keep the total revenue stable.

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