: The State Verification and Exchange System (SVES) is a technical data exchange used by states to verify Social Security numbers and request benefit information.
Do you have more context on or what software it is associated with? SVES-SOLQ Manual - Social Security Administration SS-JuliSS-s-004.7z
However, the naming convention closely mirrors several official Social Security forms and data systems that use similar alphanumeric codes: : The State Verification and Exchange System (SVES)