Mileage allowance calculator UK 2026/27
Calculate approved employee business mileage amounts for 2026/27. Compare car, motorcycle or bicycle miles with employer payments and potential expense relief.
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Approved Income Tax mileage amount
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2026/27 approved Income Tax mileage amount, not an automatic cash refund or employer payment entitlement. Own vehicle and qualifying business travel only; excludes commuting, company cars and passenger supplements. The unreimbursed amount is potential expense relief, not the tax saving.
How the mileage allowance calculator uk 2026/27 works
Cars: first 10,000 miles at 55p, then 25p. Motorcycles: 24p; cycles: 20p. Subtract employer reimbursement to show potential relief.
UK data and rules
2026/27 data · Checked 16 October 2026. Rules are a dated snapshot, not a live feed.
Read about data coverage and updates
Worked example: business mileage allowance
This illustration uses the calculator’s example inputs. It is not a quote or a recommended financial decision.
- Total business miles in the tax year
- 12,000
- Employer mileage payments received (£)
- 0
- Your own vehicle
- Car / van
Approved Income Tax mileage amount: £6,000.00
Cars: first 10,000 miles at 55p, then 25p. Motorcycles: 24p; cycles: 20p. Subtract employer reimbursement to show potential relief.
Business mileage allowance: questions answered
Is the unreimbursed mileage amount a tax refund?
No. It is the potential qualifying expense left after employer reimbursement. Any tax relief depends on your tax position; the approved amount is not an automatic cash payment from HMRC.
Using your result
Example inputs are a starting point. Replace them with your figures and select Calculate result. Results are rounded for display; calculations use unrounded values.
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