Toxic Substances Control Act (TSCA)

The United States (US) Environmental Protection Agency (EPA) has authority to regulate new and existing chemicals under the Toxic Substances Control Act (TSCA), recently amended by the Lautenberg Chemical Safety Act (LCSA). Exponent’s regulatory experts, chemists, toxicologists, ecotoxicologists, and environmental and exposure assessment professionals have a wide-range of experience in managing complex projects. Exponent has the technical and regulatory expertise to assist clients with navigating the new chemical review process and complying with all other TSCA requirements.

With its broad experience base, Exponent is also well suited to understanding the relationship between TSCA and other regulations governing consumer products, pesticides, foods, drugs, and cosmetics.


TSCA New Chemical Support:

  • Premanufacturing Notification (PMN) and Low Volume Exemption (LVE) preparation and submissions
  • Notice of Commencement (NOC) preparation
  • Polymer exemption assessment and documentation
  • Confidential business information substantiation
  • Modeling using Sustainable Futures tools
  • Joint Significant New Alternatives Policy (SNAP)-TSCA applications
  • Pesticide inerts and pesticide intermediates

TSCA Existing Chemical Support:

  • Support for substance risk evaluations
  • Chemical Data Reporting (CDR)
  • Significant New Use Rule (SNUR) interpretations
  • Significant New Use Notifications (SNUNs)
  • Import/export notifications
  • Adverse effect/event reporting (TSCA 8(c), 8(e) requirements)
  • Inventory notification (Active-Inactive) rule submissions
  • Compliance audits and training
  • Compliance interpretations
  • Test rules

TSCA Reform:

  • Assessing EPA Work Plan Chemicals
  • Understanding current and future changes to TSCA

Areas of Chemical Expertise:

  • Polymers
  • Monomers
  • Fragrance ingredients
  • Surfactants
  • Catalysts
  • Pesticide inerts and pesticide intermediates
  • Solvents
  • Amines
  • Acetals
  • Vinyl Esters



News & Events