United Kingdom guides

UK pay and tax guides

Straightforward explanations to help you understand UK payslips, tax, pensions, overtime rates and work decisions.

Pay and tax

See the main tax-year changes used in current estimates.

Understand BR, D0, D1, 0T, K, Scottish and Welsh tax codes.

Understand a common tax-code combination.

Learn why PAYE treatment can affect a payment.

Check common reasons a payslip changes.

Understand employee National Insurance deductions and thresholds.

Understand attachments of earnings, child maintenance and other deductions.

Understand when repayments can appear on pay.

See how pension salary sacrifice affects tax and take-home pay.

Plan for deductions on an additional payment.

See how overtime affects take-home pay.

Understand the current Statutory Sick Pay rate and rules.

Understand tax codes and National Insurance across two employments.

Learn how part-time salaries are calculated.

See how regular overpayments can reduce interest.

See how payments and interest affect the time needed to clear a balance.

Understand loan repayments, total interest and extra payments.