Canada guide · Reviewed 2026-08-30

Canadian business phone compliance: who is responsible for what?

A practical overview of common Canadian telecom and messaging considerations. Requirements depend on the service, use case and facts.

Provider and customer responsibilities

Provider-side

Service and network obligations

Providers may have registration, network, emergency-service, caller identity, record and customer-notice obligations depending on their role and services.

Customer-side

Use, consent and current information

Customers remain responsible for lawful use, recipient consent, unsubscribe handling, accurate emergency location information and internal policies.

911 and nomadic VoIP

Nomadic VoIP can be used from different locations. Emergency routing and the information available to a call taker may differ from traditional wireline service. Users should understand service limitations, keep their registered location current and follow the provider’s emergency-calling instructions.

CASL: consent and unsubscribe

Commercial electronic messages can engage Canada’s anti-spam rules. Organizations should assess whether consent is required, identify the sender, provide required contact information, make unsubscribe mechanisms functional and retain evidence appropriate to their program.

Caller ID and STIR/SHAKEN

Caller identity frameworks help networks assess calling-number information; they do not guarantee that every call is displayed, answered or treated as legitimate. Customers should use authorized calling identities and avoid misleading presentation.

CNAC numbering and provider registration

CNAC administers Canadian numbering resources and publishes exchange-area reference data. CRTC registration categories and obligations depend on what a provider does; registration should not be presented as product approval or endorsement.

Primary sources

CRTC VoIP 911 information (new tab)CRTC 911 consumer information (new tab)CRTC CASL guidance (new tab)CRTC CASL FAQ (new tab)CRTC caller ID and STIR/SHAKEN information (new tab)Canadian Numbering Administrator (new tab)CRTC telecommunications provider registration (new tab)