Veteran-owned small business certification allows veterans to compete for federal contracts. Certified veteran-owned small businesses (VOSBs) will have the opportunity to pursue sole-source and set-aside contracts at the Department of Veterans Affairs under the VA's Vets First program. Certified service-disabled veteran-owned small businesses (SDVOSBs) will have the opportunity to compete for federal sole-source and set-aside contracts across the federal government.  You first need to have your SAM Registration.