Transportation Technical Supervision acting as third independent body can conduct technical acceptance of new unit and parts for railway vechicles, new rolling stock – railway wagons, electric and diesel locomotives, electric motive power units in manufacturer’s facilities and technical acceptance after their repair and modernization in repairing facilities in Poland and abroad for rail carrier, manager of infrastructure, users of side tracks and PKP companies.

Technical acceptance can be conducted on behalf of above listed subjects basis on task stated in adequate authorization given by these subjects and included in civil law agreements.

Certificate of Accreditation no AK 005 for Inspection Body Type A issued by Polish Centre of Accreditation, confirming fulfilling requirements of PN-EN ISO/IEC 17020:2006 in a range of technical acceptance new and after repairing railway vehicles and their parts is guaranty of the highest quality of services provided by TDT

Transportation Technical Supervision acts based on notification issued by European Commission as a notified body nr 1468.