The Railways (North and East London Lines) Exemption Order 2015
This Order grants an exemption from the franchising requirements in section 23 of the Railways Act 1993 to concessionaires providing railway passenger services under the terms of a concession agreement with Transport for London (TfL) or any TfL subsidiary. This exemption relates to any railway passenger service which a concessionaire operates on the following routes: London Liverpool Street station to Enfield Town station, London Liverpool Street station to Cheshunt station (via Southbury), London Liverpool Street station to Chingford station and Romford station to Upminster station.