The Personal Tax Computation

An individual’s income from all sources is brought together in a personal tax computation. Here is an example

Income Tax Computation

  • Components of income                                          £
  • Trading income                                                   45,000
  • Property income                                                 5,000
  • Total Income                                                     50,000
  • Less: deductions                                                (2,000)
  • Net income before trading losses                    48,000
  • Less: trading losses                                            (3,000)
  • Net income                                                         45,000
  • Less personal allowance                                     8,105
  • Taxable income                                                 36,895
Income Tax allowances table
Income Tax allowances 2010-11 2011-12 2012-13
Personal Allowance (1) £6,475 £7,475 £8,105
Income limit for Personal Allowance £100,000 £100,000 £100,000
Personal Allowance for people aged 65-74 (1)(2) £9,490 £9,940 £10,500
Personal Allowance for people aged 75 and over (1)(2) £9,640 £10,090 £10,660
Married Couple’s Allowance (born before 6th April 1935 and aged 75 and over) (2) (3) £6,965 £7,295 £7,705
Income limit for age-related allowances £22,900 £24,000 £25,400
Minimum amount of Married Couple’s Allowance £2,670 £2,800 £2,960
Blind Person’s Allowance £1,890 £1,980 £2,100
Income Tax rates and taxable bands
Rate 2010-11 2011-12 2012-13
Starting rate for savings: 10%* £0-£2,440 £0-£2,560 £0-£2,710
Basic rate: 20% £0-£37,400 £0-£35,000 £0-£34,370
Higher rate: 40% £37,401-£150,000 £35,001-£150,000 £34,371-£150,000
Additional rate: 50% Over £150,000 Over £150,000 Over £150,000