The A421 Trunk Road (M1 Junction 13 to Bedford Improvements and Detrunking) Order 2008
《2008年A421干线公路（M1 13号交汇处至贝德福德改善及取消行车）令》

The A421 Trunk Road (M1 Junction 13 to Bedford) (De-Restriction) Order 2011
2011年A421主干道（M1 13号交汇处至贝德福德）（取消限制）令

The A421 Trunk Road (M1 Junction 13 to Bedford) 24 Hour Clearway) Order 2011
2011年A421干道（M1 13号路口至贝德福德）24小时净空令

The A421 Trunk Road (M1 Junction 13 to Bedford) (Temporary Restriction and Prohibition of Traffic) Order 2009
2009年A421主干道（M1 13号交汇处至贝德福德）（临时限制及禁止交通）令

The A421 Trunk Road(M1 Junction 13 Improvements) Order 2008
2008年A421主干道（M1路口13改善）令

The A421 Trunk Road (M1 Junction 13 to Marsh Leys Junction, Bedfordshire) (Temporary Prohibition of Traffic) Order 2011
2011年A421主干道（M1 13号交汇处至贝德福德郡马什-莱斯交汇处）（临时禁止交通）令

The M1 Motorway and the A42 Trunk Road (M1 Junction 23a to A42 Junction 13) (Temporary Prohibition of Traffic) Order 2012
《2012年M1高速公路及A42干线（M1 23a至A42 13号交汇处）（暂时禁止交通）令》