Соответствующая норма
Practice Relating to Rule 74. Chemical Weapons
Pakistan’s Chemical Weapons Convention Implementation Ordinance (2000) states:
2. Definitions
(1) In this Ordinance, unless there is anything repugnant in the subject or context, –
(c ) “chemical weapons” means –
(i) a toxic chemical and its precursor, except where intended for permitted purposes, as long as types and quantities are consistent with such purposes;
(ii) a munitions or device, specifically designed to cause death or other harm through the toxic properties of a toxic chemical specified in sub-clause (i), which would be released as a result of the employment of such munition or device; or
(iii) any equipment specifically designed for use directly in connection with the employment of a munition or device specified in sub-clause (ii).
3. Prohibition on development, etc, of chemical weapons
(1) No person shall –
(a) develop, produce, otherwise acquire, stockpile or retain a chemical weapon, or transfer, directly or indirectly, a chemical weapon to anyone;
(b) use a chemical weapon;
(c) engage in any military preparations to use a chemical weapon;
(d) assist, encourage or induce, in any way, any other person to engage in any activity prohibited to a under the Convention; or
(e) use a riot control agent as a method of warfare. 
Pakistan, Chemical Weapons Convention Implementation Ordinance, 2000, Sections 2(1)(c) and 3(1).
At the 1986 Session of the Conference on Disarmament, Pakistan declared that it “neither possesses chemical weapons nor desires to acquire them”. 
Pakistan, Statement before the Conference on Disarmament, UN Doc. CD/PV.339, 13 February 1986, p. 9.
In 1987, during a debate in the First Committee of the UN General Assembly, Pakistan stated that it was committed to a global ban on chemical weapons. 
Pakistan, Statement before the First Committee of the UN General Assembly, UN Doc. A/C.1/42/PV.26, 30 October 1987, p. 48.
Pakistan accused India of using chemical weapons in the Jammu and Kashmir region in 1999. 
Dawn, “India using chemical weapons: PTV”, Karachi, 13 June 1999; Scott McDonald from Islamabad for Reuter, “Pakistan says India using ‘chemical’ shells”, 13 June 1999; Reuter from Islamabad, “Chemical weapons charge”, as in International Herald Tribune, 14 June 1999, p. 4.
The allegation was vigorously denied by India, which called it “totally absurd”. 
“India denies Pakistan charge chemical weapons used in Kashmir”, AFP, 13 June 1999; “Kashmiri groups condemn alleged use of chemical weapons”, AFP, 14 June 1999; “Pakistan investigates India’s reported use of chemical weapons”, AFP, 14 June 1999; “Indian army gains in Kashmir”, Doordarshan television, New Delhi, 14 June 1999, as in BBC-SWB, 14 June 1999; “Indian army recovers gas masks from Pakistani soldiers”, Times of India, Mumbai, Internet version, 15 June 1999; “US rejects Pak claim on chemical arms”, The Hindu, New Delhi, 17 June 1999.