Simple non-savings Income Tax calculation

An exact, deliberately narrow annual-liability illustration using reviewed rates and the standard allowance.

Exact narrow annual-liability method

Reviewed · Current · Implementation rule · 6 April 2023 to 5 April 2027

For the reviewed narrow case, deduct the standard Personal Allowance and apply the established taxpayer regime's annual bands while preserving exact pence arithmetic.

The illustration requires sole non-savings, non-dividend income equal to adjusted net income, no other taxable income, no allowance adjustment, and no relief or rate-band extension. It is not PAYE withholding, a Self Assessment total, a filing value or tax advice for omitted facts.

Exceptions and branches

• Savings, dividends, property income from 2027–28 and specially rated income require separate ordering and rate rules.
• PAYE codes, withholding, tax already deducted and payment dates are outside this calculation.

Assumptions

• Taxpayer regime and statutory adjusted net income are already established.
• The individual uses only the standard Personal Allowance.

Worked examples

• England and Northern Ireland, or Wales, in 2026–27: £50,270 of sole non-savings, non-dividend income less the £12,570 Personal Allowance leaves £37,700 taxable at 20%, giving £7,540.

• Scotland in 2026–27: the same income and allowance applied across the six Scottish bands gives £9,095.45.

• England and Northern Ireland in 2026–27: £110,000 adjusted net income reduces the allowance to £7,570. Tax on £102,430 taxable income is £33,432.

Sterling preserves each band result as an exact rational number of pence. This is a narrow annual-liability illustration, not PAYE withholding, a Self Assessment total, or tax advice for omitted facts. It refuses unsupported income types and never invents a filing value.

Related concepts

• Personal Allowance

• Income Tax rates and bands

• Scottish Income Tax rates

• Welsh rates of Income Tax

Linked from

• Personal Allowance

• Income Tax rates and bands

• Scottish Income Tax rates

• Welsh rates of Income Tax

• Simple savings Income Tax calculation

Sources

• Income Tax Act 2007, section 23 — Section 23, Steps 3 and 4. Primary authority.

• Income Tax Act 2007, section 35 — Section 35. Primary authority.

• Income Tax Act 2007, section 58 — Section 58. Primary authority.

• Income Tax Act 2007, section 10 — Section 10. Primary authority.

• Income Tax Act 2007, section 11A — Section 11A. Primary authority.

• Income Tax Act 2007, section 6B — Section 6B. Primary authority.

• Income Tax Act 2007, section 11B — Section 11B. Primary authority.

How sources are ranked

Knowledge version: sterling-knowledge@2026-09-11.7. Last checked 11 September 2026.