Scope of Immunities and Summary of Law Enforcement Measures – Multilateral Postings https://www.international.gc.ca/protocol-protocole/law_multilateral-loi_multilateral.aspx?lang=eng
This chart is intended as a guide for law enforcement, border and other authorities who require information to establish the level of immunity granted to officials of international organizations in Canada, as well as accredited representatives of member states to international organizations headquartered in Canada, such as the International Civil Aviation Organization (ICAO) in Montreal.
With respect to diplomatic bags, please consult the following link Circular Note