Window tax

The window tax was a property tax introduced in England in 1696 under the reign of King William III. It was designed as a means of generating revenue for the government while avoiding a formal income tax, and was highly unpopular at the time.

The tax was levied on the number of windows in a building. The rationale was that the number of windows correlated with the size and value of the property, and therefore with the wealth of its owner.

The tax had a fixed rate plus a variable rate based on the number of windows:

• Initially, houses with fewer than ten windows were exempt.
• Houses with ten to twenty windows were taxed at a certain rate.
• Houses with more than twenty windows were taxed at a higher rate again.

Over the years, the specifics of the tax changed several times. For example, the threshold for taxation and the rates were adjusted, and in 1766, houses with seven or more windows were taxed.

The window tax led to unintended consequences, such as homeowners bricking up windows to avoid the tax. This practice affected the architectural aesthetics of buildings and sometimes had adverse effects on the health and well-being of residents due to reduced ventilation and natural light.

The window tax remained in effect for more than a century, despite its unpopularity and the various negative consequences. It was finally repealed in 1851 and replaced by a tax on house value, known as the house duty.

The window tax is often cited as an example of how tax policy can influence architecture and living conditions. Many historical buildings in the UK still show evidence of windows that were bricked up to reduce tax liability.

[edit] Related articles on Designing Buildings

• Clerestory.
• Curved glass.
• Crittall metal windows.
• Domestic windows.
• Dormer window.
• Fenestration.
• Glass.
• Glazier.
• Glazing.
• Laced window.
• Sash windows.
• Stained glass.
• Types of window.
• Window.
• Witch window.