supertax

American  

[soo-per-taks] / ˈsu pərˌtæks /

noun

1. Chiefly British. a tax in addition to a normal tax, as one upon income above a certain amount.

2. a surtax.

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supertax British  

/ ˈsuːpəˌtæks /

noun

1. a tax levied in addition to the basic tax, esp a graduated surtax on incomes above a certain level

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Etymology

Origin of supertax

First recorded in 1905–10; super- + tax

Example Sentences

At the beginning of the 1970s, UK supertax stood at 83 percent with tax on unearned income at 98 percent.

From Salon

I quite like this tableau, the mystic bard shuffling sadly on to a plane, foregoing his ancient principle of opposing a supertax, as his agent prostrates himself on the ground for his lost 700 grand.

From The Guardian

The 75 percent “supertax” on the wealthy is gone, everyone is quick to remind me.

From Washington Post

One of France's richest men, the luxury goods tycoon caused controversy in 2012 by requesting Belgian nationality as France prepared to introduce a 75 percent supertax.

From Reuters

It could prove a colossal supertax on the rich.

From The Guardian