Call Mark Thiessen The Texas Trial Attorney at: 713-864-9000br Thiessen Law Firmbr 1221 Studewood St.br Houston, TX 77008br Visit my youtube page for more helpful DWI tips.br br An SR-22 is supplemental insurance for those that need occupational or restricted drivers license's. Basically you've got an alcohol problem with your drivers license. The state of texas sees you as a high risk driver so they want you to get supplemental insurance policy and that's a SR-22 which is unique for DWI occupational or restricted licenses.