The Minerals and Metals Sector (MMS) provides scientific and technological knowledge and policy advice to governments, industry and Canadians on Canada's mineral and metal resources nationally and internationally. MMS promotes the sustainable development and use of Canada's mineral and metal resources. It also develops policies.

MMS works with other federal departments and agencies to ensure that federal policies and strategies that impact the minerals and metals industries are consistent with sustainable minerals and metals development and use in Canada and around the world.