Соответствующая норма
Canada
Practice Relating to Rule 8. Definition of Military Objectives
Section D. Weapons and weapon systems
Canada’s LOAC Manual (1999) considers that “military aircraft, weapons [and] ammunition” are “generally accepted as being military objectives”. 
Canada, The Law of Armed Conflict at the Operational and Tactical Level, Office of the Judge Advocate General, 1999, p. 4-2, § 9(b); see also p. 8-7, § 47 (enemy warships and military aircraft).
Canada’s LOAC Manual (2001) states in its chapter on targeting: “The following are generally accepted as being military objectives: … military aircraft, weapons, ammunition”. 
Canada, The Law of Armed Conflict at the Operational and Tactical Levels, Office of the Judge Advocate General, 13 August 2001, § 407.1.b.
In its chapter on naval warfare, the manual states:
Enemy warships, military aircraft, auxiliary vessels, and auxiliary aircraft … are legitimate targets and may be attacked. Such vessels and aircraft may not be attacked if they are protected under paragraph 41 [of the San Remo Manual on International Law Applicable to Armed Conflicts at Sea, which states that: ‘Attacks shall be limited strictly to military objectives’]”. 
Canada, The Law of Armed Conflict at the Operational and Tactical Levels, Office of the Judge Advocate General, 13 August 2001, § 833.