Answers · UK 2025/26

How does an interest-free season ticket loan from my employer work?

Many employers offer interest-free loans to help staff buy an annual season ticket for commuting, spreading the cost via monthly salary deductions instead of one large upfront payment. Provided the total outstanding balance of ALL beneficial loans from your employer stays at or below £10,000 during the tax year, there is no benefit-in-kind tax charge, even though commercial interest rates would normally apply to a loan.

Last updated: 2 July 2026Last reviewed: 2 July 2026How we verify

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A season ticket loan is a common employee benefit, particularly for commuters into major cities, that helps spread the often-significant upfront cost of an annual rail or travel season ticket over the year instead of paying in one lump sum. **How it works in practice** Your employer lends you the money to buy your season ticket upfront (season tickets are typically cheaper per journey than paying weekly or monthly, so buying annually saves money over time), and you then repay the loan through regular deductions from your monthly salary over the following months, interest-free. **The £10,000 beneficial loan threshold** HMRC treats an interest-free or low-interest loan from an employer as a 'beneficial loan', which would normally create a taxable benefit-in-kind equal to the interest you would have paid at HMRC's official rate. However, there is an important exemption: if the total outstanding balance of ALL beneficial loans you have from your employer (not just the season ticket loan, but also things like a separate computer loan if applicable) stays at or below £10,000 at any point during the tax year, no benefit-in-kind tax charge arises at all. **What happens if you exceed £10,000** If your season ticket loan (combined with any other employer loans) exceeds £10,000 at any point in the tax year, the WHOLE loan becomes subject to the beneficial loan tax charge, not just the amount above £10,000 -- so someone borrowing £10,500 for an expensive annual season ticket (for example, a long-distance commuter route) could face an unexpected benefit-in-kind charge on the full amount, calculated using HMRC's official interest rate. **Why this matters for expensive commuter routes** Season tickets for some of the longest and most expensive UK rail commutes can cost several thousand pounds a year, and if an employee also has another employer loan (for example, a rental deposit loan or a separate loan scheme), the combined total could tip over the £10,000 threshold more easily than expected -- worth checking with payroll if you have multiple employer-provided loans running simultaneously. **Leaving your job mid-loan** If you leave your employer before the loan is fully repaid, the outstanding balance is typically deducted from your final salary or, in some cases, you may need to repay the remainder directly -- check your specific loan agreement terms before resigning if you have an outstanding season ticket loan. **Practical tip** Compare the total cost of an annual season ticket (even without the loan) against your actual weekly/monthly commuting pattern, since if you work from home some days each week, a flexible or part-time season ticket, or simply paying as you go, might work out cheaper overall despite losing the interest-free loan benefit.