Ontario, Canada · Legislation

Ontario AI Hiring Disclosure Rules

Ontario requires employers above the employee threshold to disclose AI used to screen, assess or select applicants in public job postings and to keep related records.

Current status
In force
Published or updated
21 March 2024
Effective date
1 January 2026
Last verified
19 August 2026

Prepared by Longan Bay Area AI Legal Research Center based on official public materials.

01

Scope of application & addressees

  • Ontario employers with 25 or more employees that publish public job postings
  • Vendors supplying hiring AI to those employers
  • Human-resources teams responsible for postings, screening and records

02

Core regulatory mandates & key requirements

01Public job postings disclose whether AI is used to screen, assess or select applicants.

02The posting rules also cover expected compensation, vacancy information and post-interview notices.

03Employers retain postings and related application forms for three years.

03

Enforcement & compliance timeline

The Working for Workers Four Act, 2024 received Royal Assent.

The public-job-posting requirements entered into force.

Primary text

Statutory & regulatory text

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