Travelling first class with a little help from HMRC

Your firm has a policy that all business travel must be standard or economy class. If, at your expense, you decide to upgrade your train journey to first class so you can work en route, can you claim a tax deduction for the extra cost?

You can claim a tax deduction for the extra cost involved in upgrading your travel as long as the only motive for doing so is business related.

For more information, visit this page