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Illinois BidBuy The State of Illinois is pleased to present its eProcurement System! BidBuy is designed to streamline service, increase efficiency, reduce cycle times and transaction costs, improve availability of information and modernize the tools and resources available to incorporate best practices in Illinois procurement.

Supplier Activities

Public Bulletins

Important Links

Welcome to BidBuy

General Information, including instruction for governmental entities and interested parties, please see Important Links below.

*Please note that there is NO CHARGE for Vendors to register in BidBuy.*

Please see Important Links below for Vendor Information.

FOR NEW VENDORS: If your business is registered in the Illinois Procurement Gateway (IPG), an account has been created for you in BidBuy. To view and complete your registration in BidBuy choose Login Assistance below.

*Please allow 24-48 hours for your account to show in BidBuy if you have registered in IPG within the last 24 hours.

Login ID: We strongly encourage that an e-mail address be used.
Password Requirements: Must be alpha numeric with a special character. Minimum length is 8 characters.

For Vendor assistance contact the BidBuy Vendor Help Desk by email at [email protected] or by phone at 866-455-2897
Hours of Operation: Monday through Friday from 8:30am to 4:30pm CT.

Supplier Activities

Complete Registration

Supplier ID:

Please enter a valid supplier ID.

Email Address:

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Complete Registration Complete registration here to begin using BidBuy. Vendors, please read this disclaimer prior to completing registration.

Open Bids Browse open bid opportunities.

Active Blankets Browse active Blankets.

Public Bulletins

Vendor Information

There is a new feature within the BidBuy upgrade that allows for the agency to place a pricing lockbox on an RFP as well as requiring particular documents to be attached within the Vendors Quote. Please see the important links below that has a new vendor video posted highlighting the new features.

Important Links

How to Register in BidBuy Guides and Videos Important link item divider

Vendor Seller Manual Important link item divider

Pathway to Procurement Important link item divider

Special Programs for Small and Diverse Business Enterprises Important link item divider

Illinois Procurement Gateway Important link item divider

Training Manuals and Job Aids Important link item divider

Vendors: Reasons your Bid or Offer may be Deemed Non-Responsive (Disqualified) Important link item divider

Vendors: Pricing Lockbox (for RFPs) and Required Quote Attachments Important link item divider

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