Related Rule
Poland
Practice Relating to Rule 75. Riot Control Agents
Poland’s Law on the Implementation of the Chemical Weapons Convention (2001) states:
Article 4
It is prohibited in the territory of the Republic of Poland, subject to Article 5:
4) use of riot control agents as a method of warfare,
5) abetting or assistance in engaging in the activity prohibited under subparagraphs 1–4 above.
Article 27
A person who uses riot control agents as a method of warfare shall be sentenced to imprisonment for 1 year up to 10 years. 
Poland, Law on the Implementation of the Chemical Weapons Convention, 2001, Articles 4 and 27.