Details of the MP expense claim system budgets can be found on the website of the Independent Parliamentary Standard Authority.
Office, Staffing and Accomodation expenses are subject to a budget cap, only travel and subsistence claims are unlimited.
60144855 :4 :3-Rail ticket booked on 14.7.22 for £118.22 but this had to be cancelled. The refund was £104.20. This is a repayment for the difference of £14.02. London-constituency MP & Staff From: London Terminals To: Holyhead