Highways England is now known as National Highways and was responsible for the operation, maintenance and improvement of  England's motorways and major A roads. It was an executive non-departmental public body, sponsored by the Department for Transport and was formerly known as Highways Agency.
    
        | Series details | Title | Year | Status | 
        
            | DMRB Volume  4 Section 2 Part 4 (HD 220/18) | Geotechnics and drainage. Drainage. Vortex separators for use with road drainage systems (Withdrawn) | 2018 | Withdrawn | 
        
            | DMRB Volume  4 Section 2 Part 4 (HD 221/18) | Geotechnics and drainage. Drainage. Reservoir pavements for drainage attenuation (Withdrawn) | 2018 | Withdrawn | 
        
            | DMRB Volume  4 Section 2 CD 533 | Drainage. Design. Determination of pipe and bedding combinations for drainage works (formerly HA 40/01) (Withdrawn) | 2019 | Withdrawn | 
        
            | DMRB Volume  4 Section 2 CD 534 | Drainage. Design. Chamber tops and gully tops for road drainage and services (formerly HA 104/09, IAN 196/17, IAN 197/17) | 2020 | Withdrawn | 
        
            | DMRB Volume  4 Section 2 CD 529 | Drainage. Design. Design of outfall and culvert details (formerly HA 107/04) (Withdrawn) | 2019 | Withdrawn | 
        
            | DMRB Volume  4 Section 2 CD 530 | Drainage. Design. Design of soakaways (formerly HA 118/06) (Withdrawn) | 2019 | Withdrawn | 
        
            | DMRB Volume  5 Section 2 Part 2 (GG 119) | General principles and scheme governance. General information. Road safety audit (formerly HD 19/15) | 2018 | Withdrawn | 
        
            | DMRB Volume  5 Section 2 GG 119 R1 | General principles and scheme governance. General information. Road safety audit (formerly HD 19/15). Revision 1 | 2019 | Withdrawn | 
        
            | DMRB Volume  5 Section 2 GG 119 Revision 2 | General principles and scheme governance. General information. Road safety audit (formerly HD 19/15). Revision 2 | 2020 | Current | 
        
            | DMRB Volume  5 Section 2 Part 2 (HD 19/15) | Assessment and preparation of road schemes. Preparation and implementation. Road safety audit (Incorporating amendment dated May 2017) | 2015 | Withdrawn | 
        
            | DMRB Volume  5 Section 2 Part 5 (HD 42/17) | Assessment and preparation of road schemes. Preparation and implementation. Walking, cycling and horse-riding assessment and review (Withdrawn) | 2017 | Withdrawn | 
        
            | DMRB Volume  6 Section 1 CD 109 Revision 1 | Road layout. Design. Highway link design (formerly TD 9/93, TD 70/08) | 2020 | Current | 
        
            | DMRB Volume  6 Section 1 CD 127 Revision 1 | Road layout. Design. Cross-sections and headrooms (formerly TD 27/05, TD 70/08) Revision 1 | 2020 | Withdrawn | 
        
            | DMRB Volume  6 Section 2 CD 122 Revision 1 | Road layout. Design. Geometric design of grade separated junctions (formerly TD 22/06, TD 39/94, TD 40/94). Revision 1 (Withdrawn) | 2019 | Withdrawn | 
        
            | DMRB Volume  6 Section 2 CD 122 | Road layout. Design. Geometric design of grade separated junctions (formerly TD 22/06, TD 39/94, TD 40/94) | 2019 | Withdrawn | 
        
            | DMRB Volume  6 Section 2 CD 116 | Road layout. Design. Geometric design of roundabouts (formerly TD 16/07, TD 50/04, TD 51/17, TD 54/07, TA 23/81, TA 78/97, TA 86/03, TD 70/08) | 2019 | Withdrawn | 
        
            | DMRB Volume  6 Section 2 CD 116 Revision 1 | Road layout. Design. Geometric design of roundabouts (formerly TD 16/07, TD 50/04, TD 51/17, TD 54/07, TA 23/81, TA 78/97, TA 86/03, TD 70/08). Revision 1 (Withdrawn) | 2020 | Withdrawn | 
        
            | DMRB Volume  6 Section 2 CD 123 Revision 1 | Road layout. Design. Geometric design of at-grade priority and signal-controlled junctions (formerly TD 41/95, TD 42/95, TD 40/94, and those parts of TD 50/04 and TD 70/08 relating to priority and signal-controlled junctions). Revision 1 | 2019 | Withdrawn | 
        
            | DMRB Volume  6 Section 2 Part 6 (TD 42/95) | Road layout. Design. Geometric design of at-grade priority and signal-controlled junctions (formerly TD 41/95, TD 42/95, TD 40/94, and those parts of TD 50/04 and TD 70/08 relating to priority and signal-controlled junctions) | 2019 | Withdrawn | 
        
            | DMRB Volume  6 Section 3 CD 195 | Road layout. Design. Designing for cycle traffic (formerly IAN 195/16) | 2019 | Withdrawn |