Include plastics 3, 6, 7 (polyurethane & polycarbonate) on list of hazardous substances

Implement circular economy model

Develop extended producer responsibility (EPR) legislation focused on plastic producers

Implement Total Maximum Daily Limits (TMDL) for industrial and WWT plant discharge on plastics < 5mm in size

Mitigation and regulation of point and non-point sources of microplastic creation and loss from

• materials such as astroturf and composite boards
• plastic manufacturing facilities located on the coast – to prevent the loss of pre-production plastic to stormwater

Requirements for research – data harmonization can be useful at different scales e.g. locally, globally and across disciplines

Choose an appropriate monitoring strategy given the policy question being addressed as well as the resources available to carry it out