DVSA to investigate operators who use old tyres Driver and Vehicle Standards Agency sent this bulletin at 26-11-2018 05:11 PM GMT DVSA staff will undertake follow up investigations with operators who use old tyres. DVSA to investigate operators who use old tyres DVSA staff will undertake follow up investigations with any operators they catch using tyres more than 10 years old. The follows updates to the Guide to Maintaining Roadworthiness and the Categorisation of Defects. Read our news story for more information Unsubscribe | View this email in your browser