CDLIS allows employers and their agents to comply with Federal Motor Carrier Safety Administration (FMCSA) requirements (391.21-391.27), by searching within the "Commercial Driver's License Information System" for any prior licenses, current CDL and up to three prior licenses held by said individual. Provides user with: Present Jurisdictional State Driver's License Number, Name, DOB, Social Security Number Match, Up to Three Previously held CDL Numbers, Information Mandated by the Commercial Motor Vehicle Safety Act (CMVSA) of 1986. CDLIS supports the issuance of commercial driver licenses (CDLs) by the jurisdictions, and assists jurisdictions in meeting the goals of the basic tenet "that each driver, nationwide, have only one driver's license and one record" through the cooperative exchange of commercial driver information between jurisdictions.