Northern development and mines

Natural resources and forestry

Protecting Ontario’s natural environment and economy from invasive species

Effective January 1, 2021, we’re regulating 13 new invasive species and watercraft as a carrier of invasive species under Ontario’s Invasive Species Act.

Mining Lands Administration System (MLAS)

Learn how to register a mining claim, manage mining claims online and apply for a prospector’s licence.

What we do

  • Support economic and community development in Northern Ontario through investments, loans and partnerships.
  • Help Ontario become a leader in sustainable mineral development.
  • Collect and publishes maps, reports and data about Ontario’s geology and mining claims.
  • Support construction of northern highways and winter roads in the far north.
  • Work with Indigenous partners and the mining industry to support sustainable development in the Ring of Fire region.
  • Sustainably manage Ontario’s fish and wildlife resources.
  • Lead the management of Ontario’s Crown lands, water, oil, gas, salt and aggregates resources, including making Crown land available for renewable energy projects.
  • Ensure the sustainable management of Ontario’s Crown forests.
  • Protect people, property and communities from forest fires, floods and droughts.
  • Develop and apply geographic information to help manage the province’s natural resources.


The ministry administers the following legislation: