Can anyone tell me what the personal contribution would be for a season ticket, into central london, costing about £2400/year. JSP 752 says this, 04.1325. Maximum Distance. All HDT (Public) and HDT (Private) claimants will be restricted to a maximum of 50 miles per single journey, including the distance of any PC, except for the following: a. Personnel in Central London assignments will be issued with a season ticket or paid unlimited HDT for their full public transport travel costs, recognising that the majority will travel by public transport, normally rail. does that mean the whole cost is paid?