TSCA §12b and §13 primarily relate to what aspect of chemical regulation?

The sections TSCA §12b and §13 of the Toxic Substances Control Act (TSCA) are specifically designed to address the regulatory framework surrounding the import and export of chemicals. TSCA §12b mandates that the Environmental Protection Agency (EPA) establish regulations regarding the notification of the import and export of certain chemicals, ensuring that proper safety protocols and compliance measures are met when these substances cross international borders.

Additionally, TSCA §13 focuses on the requirements for reporting, certification, and recognition of obligations that importers and exporters must adhere to when dealing with chemicals, further emphasizing the necessary oversight required to safeguard both environmental and public health. This regulation serves to prevent the potentially hazardous consequences of unregulated chemical trade and ensures that adequate information about chemicals is available, thus protecting consumers and the environment.

The other options do not align with the specific content of TSCA §§ 12b and 13. Manufacturing safety standards, waste disposal methods, and environmental impact assessments are important aspects of environmental regulation but fall under different areas or sections of legislation, not specifically under the import and export regulations outlined in these particular sections of TSCA.