2025 Main Bus Program

2026 FALL OPEN SEASON July 14, 2026 In support of the 2025 Main Bus Program, GSA is announcing the FY26 Fall Open Season period for existing contractors to submit New Model Year (NMY) updates to awarded line items and for prospective offerors to provide proposals. Important Dates: Comment Collector opened in GSAFleet.gov: June 2, 2026 Bid Intention Period opened in GSAFleet.gov: June 2, 2026 Comment Collector closes in GSAFleet.gov: June 30, 2026 Bid Intention Period closes in GSAFleet.gov: June 30, 2026 Fall Open Season Industry Day: July 22, 2026 Bid P