Appendix A - Key Legal, Strategy, and Policy Documents and International Protocols: (2) Key International Legal Documents: (B) Military Agreements: (1) Canada US Civil Assistance Plan: The CANUS Civil Assistance Plan provides a framework for the military of one nation to provide support to the military of the other nation in the performance of CS operations. (2) Quadripartite Standardization Agreements (QSTAGs): The military forces of the US, United Kingdom, Canada, Australia, and New Zealand have agreed to adopt certain standard operational concepts in various QSTAGs. The military forces further agreed to consult and wherever possible, reach mutual agreement, before introducing changes to these agreements. (3) North Atlantic Treaty Organization (NATO) Standardization Agreements (STANAGs): STANAGs are promulgated by the Director, NATO Standardization Agency. No departure may be made from these agreements without informing the tasking authority in the form of a reservation at the time of ratification. Ratifying nations have agreed that national orders, manuals, and instructions implementing these STANAGs will be developed. The aim of these agreements is to provide guidelines to commanders about operational issues. Participating nations agree that NATO armed forces will adopt the standards outlined in each agreement