Federal and state laws require specific amalgam waste management practices. Before they became requirements, many of these practices were promoted by CDA, the ADA and local sanitation agencies as best management practices (BMPs). CDA encourages dentists to follow all best management practices for amalgam waste.
+ Mandatory per federal EPA rule on dental discharges
* Mandatory per California Code of Regulations Title 22
Publicly Owned Treatment Works (POTWs) may choose to make some BMPs mandatory.