What activities require a Hazardous Materials Permit?
This is a tricky question, and there are two parts to address. The first part concerns whether a material is regulated by the Hazardous Materials Storage Ordinance (HMSO). The HMSO “technically” requires a “hazmat” permit for just about any material which is “listed”, unless the material is categorically exempted from regulation or unless the material is specifically exempted by the fire department. There is no lower quantity limit, but there are many different types of categorical exemptions (i.e. janitorial supplies and consumer products if they meet certain definitions), as well as specific exemptions. Specific exemptions must consider the type and quantity of hazardous material, and must deem that the material (in type and quantity) does not pose a significant or potential risk to public safety or the environment (i.e. check with you local jurisdiction regarding specific exemption requests). The second part concerns whether a “hazardous material-related” permit is required by the C
