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Personal allowance calculator

Income you keep before tax starts.

Built and reviewed by Dovanic, Founder and editor, FreeByteLast reviewed: 2026-08-18
$
$
22%

Taxable income

$47,400

Tax at basic rate

$10,428

With these inputs, taxable income comes to $47,400. Tax at basic rate works out to $10,428. The result assumes basic rate stays at 22%.

Allowance used
$14,600
Effective rate
16.82%

What moves the number · Taxable income

Input−10%Now+10%
Income$41,200$47,400$53,600
Personal allowance$48,860$47,400$45,940

Solve for an input

Whatmakesequal

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Income you keep before tax starts.

A worked example

Starting figures

Income
$62,000
Personal allowance
$14,600
Basic rate
22%

What it returns

Taxable income
$47,400
Tax at basic rate
$10,428
Allowance used
$14,600
Effective rate
16.82%

How to read the results

With the defaults above, taxable income works out at $47,400.

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