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.
Office Costs (Landline phone & internet - rental & usage)
Description
Payment of direct debit for constituency phone - number is cloud based and staff use through an internet connection from wherever they are working Landline & internet package