Student loan repayments are separate payroll deductions. They do not work like pension deductions and do not replace PAYE Income Tax or National Insurance.
Student loan repayments do not normally reduce taxable pay in the way some pension methods can. In a 2026/27 payslip-style estimate, Income Tax, National Insurance and student-loan deductions are separate lines, with loan deductions based on the relevant plan threshold and pay period.
| Tax/source year | 2026/27 |
|---|---|
| Region | England/Wales/Northern Ireland |
| Tax code basis | 1257L where the page uses PAYE defaults |
| Pension basis | No pension deduction unless this example says otherwise |
| Student loan basis | No student loan unless selected in this example |
| Calculator setting | The answer is more useful when matched to the same tax year, region, tax code, pension and loan settings used in the calculator. |
|---|---|
| Records to compare | Payslips, HMRC records, student-loan notices and pension scheme documents can explain differences. |
| Tax code | HMRC tax-code changes, K codes, BR/D codes, or emergency markers can change PAYE deductions. |
|---|---|
| Cumulative basis | Week 1, Month 1 or non-cumulative payroll can differ from a smooth annual calculator estimate. |
| Pension method | Relief at source, net pay and salary sacrifice can affect taxable pay and take-home pay differently. |
| Payroll timing | Bonus, overtime, arrears, refunds, cut-off dates and corrections can all move a single payslip. |
| Open the salary calculator with editable assumptions | calculator next step |
|---|---|
| Review calculation sources and methodology | source context |
| What is not decided here | PayBreakdown does not decide payroll correctness, lender approval, benefit entitlement or employer compliance, and does not give regulated financial, mortgage, debt, tax, payroll or legal advice. |
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The student-loan deduction sits alongside other payroll deductions. It is not the same as Income Tax, and it is not normally a pension-style reduction to taxable pay.
A calculator comparison only works if it uses the same plan and pay-period assumptions as payroll.
This is educational guidance on how UK pay and tax work. It does not decide payroll correctness, HMRC treatment, lender approval, benefit entitlement or employment rights, and it is not regulated financial advice. Where a figure matters, check it against your payslip, your HMRC account, or the official guidance linked above.
Not in the same way as net pay or salary sacrifice pension methods. Student loan is normally a separate deduction based on income above the relevant plan threshold.
Treat it as a separate payroll deduction. Income Tax, National Insurance and student loan each have their own rules and thresholds.
The loan deduction can change because pay crossed a plan threshold in that period, because of bonus or overtime, or because payroll received a start or stop notice.
Last updated 2026-08-27. Checked by Sean Elsmore. Rates last checked against GOV.UK on 2026-08-07. Estimates are for planning and should be checked against official records where the decision matters.