ISO 26261-2:2017

ISO 26261-2:2017 specifies requirements for the construction, performance and protective packaging of Category 4 fireworks, as listed in ISO 26261-1.
ISO 26261-2:2017 does not apply for articles containing pyrotechnic compositions that include any of the following substances:
-     arsenic or arsenic compounds;
-     polychlorobenzenes;
-      lead or lead compounds (except for igniters);
-     mercury compounds;
-     white phosphorus;
-     picrates or picric acid.
ISO 26261-2:2017 does not apply for theatrical pyrotechnic articles which are designed for indoor or outdoor stage use, including film and television productions or similar use.