COR™ certification (IHSA-administered in Ontario) is required for City of Toronto, Metrolinx, Infrastructure Ontario, TTC bids
Created 2026-05-23
Claim: COR™ (Certificate of Recognition) is administered in Ontario by the Infrastructure Health & Safety Association (IHSA). The City of Toronto has required COR certification for contracts >$25M since January 2017; Metrolinx, Infrastructure Ontario, and the TTC require COR for bidders. Coverage has expanded across MUSH-sector buyers.
Sources: https://www.ihsa.ca/COR/What_is_COR.aspx ; https://www.on-sitemag.com/features/will-ready-cor-becomes-mandatory/
Confidence: Verified.
Implication for Candid: Any $5M–$50M ICI GC prospect that doesn't surface COR on the homepage is losing public bids before the agency conversation. Single fastest credibility audit signal for ICI.
Referenced by (4)
- reference Research brief: GC Marketing & Trust — sales-positioning for $1M–$50M Ontario general contractors (May 23, 2026) depends-on
- rule RULE: Keep one audit SKU ($1,250). Don't fragment for GCs — add a GC-specific scoring rubric and a one-page sample report instead. depends-on
- rule RULE: Best-fit GC profiles — $1M–$5M residential design-build with 5+ employees + admin + a published award, OR $5M–$20M COR-certified ICI on a stale site depends-on
- rule RULE: 60-second GC disqualification script — four questions on team size, lead source, regulatory status, and last website history depends-on