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Directive 091

Rock-Hosted Mineral Resource Development

Release Date
Effective Date

Replaces the previous edition released on February 29, 2024. 
See section 1.3 of the directive for what’s new. 

Purpose of this Directive

This directive sets out the Alberta Energy Regulator requirements for developing rock-hosted mineral resources. This directive is made under the Mineral Resource Development Act and forms part of the Rock-Hosted Mineral Resource Development Rules. The directive requirements apply to the entire life cycle of rock-hosted mineral resource development: initiation, construction, operation, and closure.

This directive identifies requirements for rock-hosted mineral resource development

  • permits, licences, and approvals and
  • data filing, measurement, records, and reporting requirements.

Attachments