相关规则
Sweden
Practice Relating to Rule 75. Riot Control Agents
Under Sweden’s Penal Code (1962), as amended in 1998, “use of any weapon prohibited by international law” constitutes a crime against international law. 
Sweden, Penal Code, 1962, as amended in 1998, Chapter 22, § 6(1).
The Code further states:
A person who:
… uses riot control materials as a means of warfare shall be sentenced, if the act is not regarded as a war crime against international law, for unlawful handling of chemical weapons to [punishment]. 
Sweden, Penal Code, 1962, as amended in 1998, 1962, Chapter 22, § 6a(4).
[emphasis in original]