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Welcome To CTSI California Traffic Safety Institute CTSI is a nonprofit company which has been providing staffing and other services to the California Superior Courts in the administration of the traffic violation school programs since June 27 1985. CTSI operates under the legislative authority of CVC 11205 as amended in September 1991. Pursuant to AB2499 which was passed in the 20092010 legislative session effective July 1 2011 traffic violations where a defendant has elected or been ordered to attend a traffic violator school TVS will no longer be a dismissal on the driving record. They will now become a confidential conviction.