[Guide] Smelters of Interest

Close-up shot of a silver-colored mineral

What Is the Conflict Minerals Reporting Template?

The Conflict Minerals Reporting Template (CMRT) is the industry-standard template for companies required to file a Conflict Minerals Report. It was created by the Responsible Minerals Initiative (RMI) to help companies deliver accurate information to their customers about mineral country of origin, and the smelters and refiners they use. Version 6.5 released on April 25, 2025. It can be downloaded here:

Download CMRT 6.5

What’s New in CMRT 6.5?

Changes to this version of the template include:

  • Updates to Smelter Reference List and Standard Smelter List

Assent Helps You:

  • Complete a valid CMRT
  • Validate smelter data
  • Proactively comply with evolving global conflict mineral regulations
  • Enhance your supply chain sustainability program corporate social responsibility program
  • And more!

Learn more about how Assent supports your responsible mineral sourcing program: