Law 25 and video surveillance: what you need to know
In Quebec, camera footage and access logs are personal information. Here are the good practices to apply when installing or upgrading a system.
The principle
Law 25 (which modernized Quebec’s privacy laws) requires businesses to collect only what is necessary, to protect it and to appoint a person in charge. Quebec’s Commission d’accès à l’information (CAI) publishes video surveillance guidance.
Good practices for cameras
- Justify each camera with a real need (safety, theft, incidents)
- Post clear signage
- Avoid places where privacy is expected; use privacy masks
- Keep retention to what is needed
- Restrict footage access to named people, each with their own account
- Log viewing and exports
Access control and biometrics
Entry logs are personal information too: limit who reviews them and how long they’re kept. Biometrics (fingerprint, face) are more tightly regulated: a biometric database must be declared to the CAI before it goes live. Cards, PINs and phones avoid these constraints.
What Altea configures
Individual accounts, masks, retention periods, viewing logs and an isolated camera network. We hand you a summary of the settings for your records. This guide isn’t legal advice; consult the CAI or an adviser for your situation.
Size storage for your cameras
Frequently asked questions
How long should footage be kept?
As short as your need allows; many organizations choose a few days to a month. Our storage calculator sizes storage for the period you pick.
Planning video surveillance?
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Updated 2026-11-05