Home > Government > Central Services > NIGP Product Codes Jump to PageCentral ServicesAwards Bids and Proposals C-VAP (Clayton Vendor Access Portal) Vendor Self Service Contract Compliance Division General Information on Bids and Proposals Local Vendor Preference Program Mentor Protégé Program (MPP) Minority and Women-owned Business Enterprise (MWBE) News Release NIGP Product Codes Organizational Chart Public Surplus Auction Purchase Order Terms and Conditions Small Local Business Enterprise Program Supplier Survey NIGP Product Codes