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

  • Help Ontario become a leader in sustainable mineral development.
  • Collect and publish maps, reports and data about Ontario’s geology and mining claims.
  • Work with Indigenous partners and the mining industry to support sustainable development in the Ring of Fire region.

Ministry of Mines
99 Wellesley Street West
Toronto, Ontario M7A 1W3

Minister, media and news


The ministry administers the following legislation: