Student Loan Repayment Guide 2025-26: Complete Plan Overview

Understand how student loan repayments work in the UK for 2025-26. Complete coverage of Plan 1, Plan 2, Plan 4, Plan 5, and Postgraduate loans including thresholds, rates, and write-off periods.

Updated for 2025-26 tax year12 min read

2025-26 Student Loan Quick Reference

Repayment Thresholds:

  • • Plan 1: £22,015 annually
  • • Plan 2: £27,295 annually
  • • Plan 4: £31,395 annually
  • • Plan 5: £25,000 annually
  • • Postgraduate: £21,000 annually

Write-off Periods:

  • • Plan 1: 25 years (or age 65)
  • • Plan 2: 30 years
  • • Plan 4: 25 years
  • • Plan 5: 40 years
  • • Postgraduate: 30 years

Understanding Your Student Loan Plan Type

Your student loan plan depends on when and where you studied. Each plan has different repayment thresholds, interest rates, and write-off periods. Understanding which plan you're on is crucial for financial planning and understanding when you'll be debt-free.

Plan 1

Pre-2012 Students

Applies to:Started before Sep 2012
Threshold 2025-26:£22,015
Repayment rate:9% above threshold
Interest rate:RPI + 0-1%
Write-off:25 years or age 65

Applies to students in England and Wales who started undergraduate courses before 1 September 2012, or Scottish and Northern Irish students who started before 1 September 1998.

Plan 2

2012-2023 Students

Applies to:Sep 2012 - Aug 2023
Threshold 2025-26:£27,295
Repayment rate:9% above threshold
Interest rate:RPI + 0-3%
Write-off:30 years

Applies to students in England and Wales who started undergraduate courses between 1 September 2012 and 31 August 2023.

Plan 4

Scottish Students

Applies to:Scottish students
Threshold 2025-26:£31,395
Repayment rate:9% above threshold
Interest rate:RPI + 0-1%
Write-off:25 years

Applies to Scottish students who started undergraduate courses from 1 September 1998 onwards.

Plan 5

2023+ Students

Applies to:Started Sep 2023+
Threshold 2025-26:£25,000
Repayment rate:9% above threshold
Interest rate:RPI + 0%
Write-off:40 years

Applies to students in England who started undergraduate courses from 1 September 2023 onwards.

Postgraduate

Postgraduate Loans

Threshold 2025-26:£21,000
Repayment rate:6% above threshold
Interest rate:RPI + 3%
Write-off:30 years

Important: Postgraduate loan repayments are in addition to undergraduate loan repayments. If you have both, you'll pay both rates simultaneously once you're above both thresholds.

How Student Loan Repayments Work

Student loan repayments are automatically deducted from your salary through PAYE, similar to Income Tax and National Insurance. You only start repaying once your income exceeds the repayment threshold for your plan type.

Monthly Repayment Examples (2025-26)

Plan 2: £35,000 salary

Annual income:£35,000
Above threshold:£7,705
Annual repayment (9%):£693
Monthly repayment:£58

Plan 2: £50,000 salary

Annual income:£50,000
Above threshold:£22,705
Annual repayment (9%):£2,043
Monthly repayment:£170

Plan 1: £35,000 salary

Annual income:£35,000
Above threshold:£12,985
Annual repayment (9%):£1,169
Monthly repayment:£97

Interest Rates and Loan Write-off

Interest is charged on your loan from the day you receive your first payment until it's fully repaid or written off. The interest rate varies by plan type and, for some plans, by your income level during repayment.

Interest Rate Structure

  • Plan 1 & 4: RPI + 0-1% (lower rates)
  • Plan 2: RPI + 0-3% (income-linked)
  • Plan 5: RPI + 0% (inflation only)
  • Postgraduate: RPI + 3% (highest rate)

RPI = Retail Price Index (inflation measure)

Loan Write-off Benefits

  • Automatic: No action required
  • Tax-free: Written-off amount isn't taxable
  • Credit score: No negative impact
  • Peace of mind: Debt doesn't last forever

Most borrowers won't repay their loans in full

Impact on Your Take-Home Pay

Student loan repayments are deducted after Income Tax and National Insurance, creating an additional effective tax rate. Understanding this helps with salary negotiations and financial planning.

Effective Marginal Tax Rates with Student Loans

Basic Rate Taxpayer with Plan 2 Loan:

  • • Income Tax: 20%
  • • National Insurance: 12%
  • • Student Loan: 9%
  • Total marginal rate: 41%

Higher Rate Taxpayer with Plan 2 Loan:

  • • Income Tax: 40%
  • • National Insurance: 2%
  • • Student Loan: 9%
  • Total marginal rate: 51%

This means for every extra £100 you earn, you keep only £59 (basic rate) or £49 (higher rate).

Salary Sacrifice and Student Loans

Salary sacrifice arrangements (like pension contributions) reduce your gross pay before student loan calculations, providing additional value for those with student loans.

Example: £1,000 Pension Contribution

Income tax saved (20%):£200
National Insurance saved (12%):£120
Student loan saved (9%):£90
Total saved:£410
Net cost:£590

Effective return: 41% tax relief on pension contributions

Other Salary Sacrifice Options

  • Childcare vouchers: Save on nursery costs
  • Cycle to work: Tax-free bike purchases
  • Electric cars: Company car benefits
  • Additional pension: Boost retirement savings

All salary sacrifice schemes reduce student loan repayments

Should You Pay Off Your Student Loan Early?

This is one of the most common questions about student loans. The answer depends on your loan plan, current and expected future income, and other financial priorities.

Consider Paying Off If:

  • • High current earnings (£60,000+)
  • • Plan 2 loan with high interest
  • • Stable, increasing income trajectory
  • • Low risk tolerance
  • • Psychological benefit of being debt-free
  • • Limited other investment options

Probably Don't Pay Off If:

  • • Plan 1, 4, or 5 loan
  • • Income below £40,000
  • • Career early stage with uncertainty
  • • Other high-interest debt exists
  • • Strong investment opportunities available
  • • Need emergency fund building

Seek Advice If:

  • • Income fluctuates significantly
  • • Planning career break/change
  • • Multiple loan types
  • • Significant other investments
  • • Complex tax situation
  • • Nearing write-off period

Key Financial Considerations

Arguments for Early Repayment:

  • • Guaranteed "return" equal to interest rate
  • • Reduces future monthly payments
  • • Interest savings can be substantial
  • • Psychological benefits of being debt-free
  • • Simplifies financial planning

Arguments for Minimum Payments:

  • • Many loans will be written off
  • • Investment returns may exceed loan interest
  • • Maintains liquidity for opportunities
  • • Income may decrease in future
  • • Inflation reduces real debt burden

Calculate Your Student Loan Repayments

Use our comprehensive calculator to see exactly how much you'll pay based on your salary, loan plan, and personal circumstances.

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