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Illinois Department of Transportation

General Services (Non-Construction) Procurement

This section provides an overview of vendor resources to partner with IDOT, register to do business with the state, and review general services information.

General Services Procurement Categories

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  • Consultant
  • Media Buys
  • Subscription
  • Memberships
  • Venues
  • Training

  • Software
  • Software Maintenance
  • IT related subscriptions

Equipment:

  • Wreckers
  • Derick Diggers
  • Trailers
  • AG Tractors
  • Solar Powered Arrow Boards, Message Boards, Portable Traffic Signals
  • Pressure Washers
  • Air Compressors
  • Brush Chippers
  • Salt Conveyors
  • Street Sweepers
  • Vactor Trucks
  • Water Tanker Trucks
  • Liquid Storage Tanks
  • Brine Generators

Commodities:

  • Bituminous Mix

Registrations

Prior to doing business with the state, vendors may be required to register with the following state of Illinois sites.

  • BidBuy E-Procurement system for CPO-General Servcies
  • Business Enterprise Program (BEP)
  • Small Business Set-Aside Program (SBSP)
  • Secretary of State (SOS):
    -Vendor will need to register in GOOD STANDING status for formal procurements valued over $100K.
  • Illinois State Board of Elections (BOE):
    -Vendor will need to be registered for procurements valued $50K or above.
    -Vendor will need to be registered current State contracts plus pending bids/proposals exceed $50K.
  • Illinois Department of Human Resources (IDHR):
    -Formal procurements valued over $100K requires vendor to be registered if they have more than 15 employees.
  • Illinois Procurement Gateway (IPG):
    -When registered as a SBSP vendor you must also be registered in IPG.
    -It could take up to 48 hours for your account to show in BidBuy.
    -Vendor support please contact eec.ipg@illinois.gov or call 217-782-1270.
  • Illinois State Comptroller (IOC): 
    -Please see link below concerning Mandated Direct Deposit - Public Act 97-0348.
    -You will need to contact the Comptroller’s Office or website for Direct Deposit procedures.
    -All invoices fall under the State Prompt Payment Act – Public Act 97-0072, Account Bulletin No; 171.
    -This states any bill approved for payment under this Section must be paid or the payment issued to the payee within 90 days of receipt of a proper bill or invoice.
  • Request for Taxpayer Identification Number and Certification W-9: A delay in payment may occur if your W-9 form is incorrect and/or the required documentation is not received.
    -If you show your business as an individual/sole proprietor, the State Comptroller requires that you use your social security number (SSN) and not you employer identification number (EIN).
    -Any questions concerning your business name and/or tax identification number (TIN) please contact the IRS at 800/829-0115 for the correct information.
  • If your company is a business, using an LLC you will need to include a copy of the corresponding letter regardless of the classification status.
    -You will need to contact the IRS at 800/829-4933 to obtain one of the required letters below:
    -If you are an LLC as an individual = EIN assignment letter
    -If you are an LLC as a corporation = IRS acceptance letter
    -If you are an LLC as a partner = EIN assignment letter