Faqs > Regulations

Plain-language explanation of ADR regulations, including scope, vehicle requirements and hazard classification for road transport.

How LOLER applies to lifting deck trailers, recommended examination intervals, strength, stability and safe operation guidance.

Guide to HGV combination length rules under UK/EU law. Covers elongated cabs, trailer limits, and aerodynamic rear devices.

Guide to HGV trailer turning circles: 8,135 mm wheelbase limit, payload distribution, urban trailer geometry & LST physical test requirements.

Learn about trailer rollover stability regulations and how they impact trailer design, including the role of ECE R111 | lateral acceleration | centre of gravity

GSR2 Explained | Understand the General Safety Regulations 2019/2144 for N and O vehicles. Learn how these rules impact your vehicle's safety standards.

Clear overview of UK HGV regulations covering operator licensing, drivers hours, tachographs, safety, maintenance, emissions, clean air zones and compliance.

Find out the legal size limits for HGVs and trailers in the UK, including combination lengths, heights, widths, and aerodynamic allowances.

Work out your HGV trailer payload in the UK: GCW/GVW limits, tractor + trailer tare weight, trailer gross rating, and axle group limits.

First trailer examination mandated by Goods Vehicles (Plating and Testing) Regulations 1988 within one year from sale or supply.

Discover the key April 2025 updates to the DVSA Guide to Maintaining Roadworthiness, including brake testing, MPRS, recalls, and compliance duties.