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Tax & NI Calculator 2011 - 2012

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Age:

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Enter your salary to calculate how much tax you pay

  Yearly Monthly Weekly Hourly
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Personal Allowance  


Tax Paid  


NI contribution  


Total deduction  


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2011 - 2012 Income Tax and NI calculator

Personal Allowance 2011/2012

What is Personal Allowance? Personal Allowance is the portion of your earning where tax is not applied, making that portion of your earning tax free.

Age Condition Personal Allowance (per year)
Under 65 If you are earning up to £100,000 £7475
If you are earning between  £100,000 and £114,950 Decreases from £7475 by 50% of every pound you earn (above £100,000) until it reaches £0
If you are earning £114,950 or more £0
65 - 74 If you are earning up to £24,000 £9940
If you are earning between £24,000 and £28,930 Decreases from £9940 by 50% of every pound you earn (above £24,000) until it reaches £7475
If you are earning from £28,930 to £100,000 £7475
If you are earning between  £100,000 and £114,950 Decreases from £7475 by 50% of every pound you earn (above £100,000) until it reaches £0
If you are earning £114,950 or more £0
75 and over If you are earning up to £24,000 £10,090
If you are earning between £24,000 and £29,230 Decreases from £10,090 by 50% of every pound you earn (above £24,000) until it reaches £7475
If you are earning from £29,230 to £100,000 £7475
If you are earning between  £100,000 and £112,950 Decreases from £7475 by 50% of every pound you earn (above £100,000) until it reaches £0
If you are earning £112,950 or more £0
Blind person receive an additional amount of £1980 on top of the personal allowance

Tax Rates 2011/2012

These rates apply to different portions of your earnings

Your earning [per year if you have Personal Allowance of £7,475] Tax Rate 2011 - 2012 That is
Up to £7475 No tax taken £0
£7476 - £42,474 20% Basic rate
£42,476 - £150,000 40% Higher rate
over £150,000 50% Additional rate

National Insurance rate 2011/2012

National Insurance Contribution is payable by everyone, until they have reached the state retirement age.

Below are Class 1 National Insurance rates which is applied to anyone who's employed.

These rates below apply to different portions of your earning.

Your Earning
[Per year]
National Insurance Rate That is
Earnings up to £7225 0% No National Insurance contribution is payable
Earnings between £7225 and £42,475 12% Salary minus £7225 = X, 12% of X
Earnings £42,475 or more 2% £42,475 minus £7225 = £35,250 12% of £35,250 plus salary minus £42,475 = X, 2% of X

Any feedbacks are welcome. Please email admin@iknowtax.com

Disclaimer: I am not a tax professional, so please do not use this information to make any big decisions. Do consult a professional when making any decisions.