Claiming travel expenses correctly can significantly reduce your tax liability, but HMRC enforces strict rules on what qualifies as business travel. This guide explains how to identify allowable expenses, calculate mileage, and maintain proper records to stay compliant.
Experience


HMRC defines business travel as journeys made 'in the performance of your duties' or to a temporary workplace. Your regular commute from home to a permanent workplace is not claimable, so understanding this distinction is essential to avoid errors.
For limited companies, directors can claim mileage using approved rates when using a personal car. Sole traders claim through Self Assessment. Both must keep detailed logs proving each journey's business purpose to satisfy HMRC requirements.
Experience
Experience
HMRC allows you to claim various travel-related costs if they are necessary and directly related to business activities. Here is a comprehensive list of allowable expenses:
Business mileage at 45p per mile for the first 10,000 miles, then 25p per mile thereafter using your own vehicle.
Train, bus, or coach fares for business journeys, including season tickets covering business travel periods.
Hotel or accommodation costs for overnight stays required for business purposes.
Parking fees at business destinations, but never parking fines or penalties.
Congestion charges, tolls, and ferry costs incurred during business travel.
Meals and refreshments during business travel, excluding regular daily lunches.
Air fares for business flights, including reasonable baggage fees related to the journey.
Taxi or ride-share expenses when public transport is impractical or unavailable.
Car hire fees for business use at your destination, provided it's necessary.
Public transport costs like tube or tram fares in cities visited for business reasons.
Experience

Experience

A frequent error is claiming for ordinary commuting—HMRC strictly excludes daily travel to a permanent workplace. Also, avoid double-dipping by claiming both mileage and actual vehicle costs for the same journey; you must choose one method consistently.
Maintain precise records with dates, purposes, and distances. If your expenses are complex, such as with multiple workplaces or international travel, consulting an accountant like Unique Accountancy can ensure accuracy and maximize your claims while staying compliant.
Experience
Experience
Let's Connect
Call or email us today to start the conversation. We'll reply within 24 hours and set up a time that works for you. You can also use the contact form on this page.
Our initial consultations are always free and pressure-free. We'll discuss your business, answer your questions, and show you how we can help achieve financial clarity and growth. It's all about finding the right fit for your needs.
Worried you'll fall behind with what HMRC is up to? Never miss another change that affects your business again, by subscribing to our monthly newsletter.

Unique Accountancy provides virtual finance office and accountancy services for SMEs across Gillingham and Kent. Contact us for a free consultation to achieve financial clarity and growth.
Unique Accountancy is a Limited Company with Registered Company Number 09320136
© 2026 Unique Accountancy | Website by Fiscal Flow