![Stacked containers at a shipping port.](https://resource-recycling.com/recycling/wp-content/uploads/sites/3/2019/07/shipping-port-20190715-By-rawf8-shutterstock_1451461166-web.jpg)
Regulatory changes could prevent the U.S. from exporting mixed plastics to a number of countries. | rawf8/Shutterstock
Federal regulators are asking countries that are major buyers of U.S. recyclables to refrain from implementing new trade restrictions laid out in the Basel Convention, a treaty covering global scrap material shipments.