Buying routes
Salary sacrifice for an EV: is it worth it?
How EV salary sacrifice works in the UK, why it's so tax-efficient, the risks to watch (early exit, BiK rising), and how to tell if it's worth it for you.
Key takeaways
- You pay for the car from gross salary, saving income tax and National Insurance.
- Savings are largest for higher-rate (40%) taxpayers and meaningful for basic-rate too.
- The Benefit-in-Kind (BiK) tax on EVs is very low but rising gradually each year.
- The main risk is leaving your job or scheme early — check the early-exit terms.
Salary sacrifice is the route that most often turns "an EV is a stretch" into "an EV is a no-brainer" — but only for the right person. Here's an honest look.
How EV salary sacrifice works
Your employer leases an EV and you pay for it from your gross (pre-tax) salary. Because the cost comes out before income tax and National Insurance, you effectively get the car at a discount equal to your tax and NI rates.
- A 40% taxpayer saves 40% income tax plus NI on the amount sacrificed.
- A 20% taxpayer saves 20% plus NI — smaller, but still worthwhile.
In return, you pay a small Benefit-in-Kind (BiK) tax for the perk of a company car. For EVs this BiK rate has been extremely low (a few percent), which is what makes the whole thing so attractive.
Estimate your own numbers with our salary sacrifice calculator.
Why it's so tax-efficient for EVs
Petrol and diesel company cars attract high BiK rates, which wipe out the salary-sacrifice benefit. EVs get a deliberately low BiK rate to encourage adoption — so the gross-salary saving isn't cancelled out. That gap is the whole appeal.
The risks to weigh honestly
It's genuinely good value, but it isn't risk-free:
- Leaving your job or the scheme early. Most schemes have early-termination charges. If your role is insecure, think hard.
- BiK is rising. EV BiK rates increase by about a percentage point a year, so the deal slowly gets less generous over a multi-year term.
- It reduces your gross salary, which can affect mortgage affordability assessments, pension contributions, and some benefits.
- It's all-inclusive but fixed — you're committed to the term and mileage.
Is it worth it for you?
It's usually worth it if: you're a higher-rate taxpayer, your job is stable, and your employer offers a good scheme. It's still often worth it for basic-rate taxpayers, just less dramatically. It's a poor fit if your income is precarious or you might need to exit early.
Salary sacrifice is one of several routes — compare it with buying and PCP in Buy, lease, or PCP?, or get a personalised verdict from the free quiz.
Frequently asked questions
How does EV salary sacrifice save money?
You pay for the car from gross salary, before income tax and National Insurance are deducted, so you effectively avoid those taxes on the amount sacrificed. You pay a small Benefit-in-Kind tax in return, which for EVs is very low.
Is salary sacrifice worth it for a basic-rate taxpayer?
Often yes — you still save 20% income tax plus National Insurance — though the benefit is larger for higher-rate (40%) taxpayers.
What happens if I leave my job during an EV salary sacrifice?
Most schemes have early-termination charges, though some include protection or insurance. Always check the exit terms before committing, especially if your job is insecure.