VEGA & DSM Testing

CSA Group Testing UK Ltd is accredited by UKAS to perform calibrations in accordance with the requirements of ISO/IEC 17025 for Vehicle Exhaust Gas Analysers (VEGA) and Diesel Smoke Meters (DSM) as prescribed by current Driver and Vehicle Standards Agency (DVSA) requirements for calibration.

Engineers can apply to CSA Group to become a Site Calibration Engineer (UKAS Approved Signatory). If acceptable to both CSA Group and UKAS an Approved Signatory Identity pass will be issued to the individual.  Site calibration comprises of calibration of pattern approved Vehicle Exhaust Gas Analysers and Diesel Smoke Meters to DVSA requirements and to UKAS regulations.  Site calibration may be carried out at DVSA registered MOT Testing Stations and at clients’ premises.

In support of the VEGA Scheme, CSA Group offer calibration of test equipment and Neutral Density Filters. More details can be found on the price list to the right.


Here's how to get in touch with us

CSA Group are the UK’s Number One Provider of Ex Product Certification & Environmental Monitoring Services. CSA Group consistently sets the standard across a range of certification and compliance sectors. If you would like to request a quote or just have a question for us, we would love to hear from you so please choose how we can help you.

Ask a question

Request A Quote