Bid guide
How to bid on Clean Battery-Electric Transit Buses for Chicago Transit Authority
What the CTA is buying and why it matters
The Chicago Transit Authority (CTA) is seeking proposals to manufacture and deliver 30 clean battery-electric transit buses. This contract also includes six options for up to 220 additional buses, along with associated spare parts.
This opportunity is significant for manufacturers of electric transit vehicles and related suppliers. It represents a chance to partner with a major urban transit agency on a long-term project to modernize its fleet with sustainable technology.
Key dates and what happens at the deadline
The deadline for this solicitation is August 28, 2026, at 9:30 PM ET. All proposals must be submitted by this time.
Late submissions will not be considered. Ensure you have completed all steps, including uploading documents, well in advance of the deadline to avoid any technical issues.
Who this opportunity suits
This opportunity is best suited for established manufacturers of battery-electric transit buses. Firms with a strong background in vehicle manufacturing, particularly in the public transportation sector, will find this relevant.
The solicitation falls under the construction category, specifically related to rolling stock, indicating a need for expertise in large-scale vehicle production and delivery.
How to respond to this solicitation
Full solicitation documents and response instructions are available through CTA’s Bonfire procurement portal. To access the opportunity, you will click the provided link which opens the opportunity's page in a web browser.
Viewing the opportunity details is public and does not require an account. However, to download files and submit your response, you will need to register a free vendor account on the Bonfire portal before the deadline.
Practical tips for a competitive response
Thoroughly review all solicitation documents as soon as possible. Pay close attention to the technical specifications for the buses, including battery capacity, range, and charging requirements. Ensure your proposed solution meets or exceeds all stated criteria.
Clearly articulate your manufacturing capabilities, production capacity, and experience with similar large-scale vehicle delivery projects. Highlight your quality control processes and your ability to provide ongoing support and spare parts. Detail your understanding of the CTA's operational needs and how your buses will integrate into their existing infrastructure. Consider providing clear, concise responses to every section of the proposal request.
See the live bid — deadline, agency details, and how to respond
Dates and requirements can change via addenda; always verify on the bid page and at the original source before responding.
View this bid on BiddingSimpleThis guide was prepared by BiddingSimple from the solicitation’s public posting. It is not official guidance from Chicago Transit Authority (CTA); the original posting controls.