Federal · H-5.67 was amendedIn force March 26, 2026 · detected June 12, 2026

Canada overhauls Human Pathogens and Toxins Act: new registry, tougher penalties, and stricter security rules for labs

Human Pathogens and Toxins Act

Plain-language summary · AI-assisted · not legal advice

The federal Human Pathogens and Toxins Act has been significantly restructured. The previous system of static numbered schedules listing regulated pathogens and toxins is replaced by a new Minister-maintained online registry that can be updated without regulation-making; only a single 'prohibited' schedule (formerly Schedule 5) remains in force by legislation. The definition of 'controlled activity' is now embedded directly in the Act, and new exceptions from licensing requirements apply differently depending on risk group and whether a facility also conducts activities outside transport-law coverage. Licence applicants and holders must now be resident or incorporated in Canada, designate a named representative (for organizations) and a biological safety officer, and disclose foreign funding and foreign-entity influence for higher-risk pathogens and toxins. Penalties have increased substantially — intentional release can now carry a life sentence if death results, and knowingly communicating prescribed sensitive information to a foreign entity or terrorist group is an indictable offence carrying up to life imprisonment. A new administrative monetary penalty regime (up to $250,000 for organizations) covers reporting and information-provision violations without requiring criminal prosecution. Facilities and persons dealing with Risk Group 3 or 4 pathogens or prescribed toxins face tighter access controls, including restrictions on remote access and on handling 'sensitive information,' with security-clearance requirements extended accordingly. Licence holders and labs working with regulated biological materials should review residency, representative-designation, foreign-funding-disclosure, and access-control obligations and update compliance programs accordingly.

Who this affects: licensed biosafety laboratories · biological safety officers · research institutions handling pathogens or toxins · importers and exporters of biological materials · organizations with foreign funding or foreign-entity involvement in pathogen research

Source of truth: H-5.67 on ontario.ca

Legislative text © King's Printer for Ontario. This page is not an official version of the law and is not legal advice. Verify against the official source before acting.

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