Vendor Information

Bid submissions, Request for Proposals (RFP), and Statement of Qualifications (SOQ) will only be accepted electronically via the Parish’s e-Procurement system, Central Bidding. Central Bidding can be accessed by visiting either or  All vendors will be required to register with Central Bidding. Jefferson Parish vendors are able to register for free by accessing the following link:

New partnerships are important to Jefferson Parish. Click below for a message from
Parish President Cynthia Lee Sheng.

For further clarification, view the Vendor Manual (PDF).

Vendor Registration:

Any persons or business entities wishing to do business with Jefferson Parish must officially register by completing the vendor registration packet which contains the completed vendor registration form, federal IRS W-9 form, and the Commodity Code Enrollment form. You may send these documents directly to the Purchasing Department via email at or by mail at PO Box. 9, Gretna, LA 70054.

Click on this link to download:
Vendor Registration Form

About IRS W- 9 Form

Federal law requires Jefferson Parish to provide "Taxpayer Reporting Information" (1099 forms) to the Federal Government and the payee on certain types of payments. Please complete "Request for Taxpayer Identification Number and Certification" (W-9 Form) and return it to Jefferson Parish Purchasing Dept., P.O. Box 9, Gretna, LA 70054.

Click on this link to download:
Request for Taxpayer Identification Number and Certification (W-9 Form)

About NIGP Commodity Codes:

Commodity Codes were developed by the National Institute of Governmental Purchasing to bring efficiency to automated purchasing. These codes help us identify vendors by their specialty, trade or line of business. When registering for our e-procurement system, you will again be asked to register your respective commodity codes.

NIGP Commodity Code Book:

Click on this link to download:  NIGP Commodity Code Book