http://www.legislation.gov.uk/uksi/1987/2253/signature/madeThe M1 Motorway (Catthorpe Interchange) Connecting Roads Scheme 1987Roads and highwaysKing's Printer of Acts of Parliament2011-07-04HIGHWAYS, ENGLAND AND WALESSigned by authority of the Secretary of StateP. M. FlewittRegional Director East Midlands RegionDepartment of Transport30th December 1987