Skip to main content

Updates and Info List

Attention MAS Contractors

Please note! To register a contract with the Vendor Support Center, you must first be an Authorized Negotiator. If you are not listed on the contract as an Authorized Negotiator or Authorized Negotiator to Sign, an administrative modification must be submitted to update the contract.

Prohibited Manufacturers

Certain products are not allowed on Schedule contract or GSA Advantage! because they pose a national security risk and are prohibited by law, regulation or other binding directive. GSA is taking the following steps to protect the federal supply chain by excluding and removing prohibited products: