Almost, as someone who used to work with telecom systems in Canada, while it is true that felony wiretapping requires 1 party to consent to not be illegal, it i

Almost, as someone who used to work with telecom systems in Canada, while it is true that felony wiretapping requires 1 party to consent to not be illegal, it is not the only law. PIPEDA applies to only commercial endeavors, and requires two party consent. This is why a company must inform you of the recording, but you do not have to inform them.