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Mandatory GHG Reporting 

This page updated January 21, 2014


These guidance documents and training materials are provided solely for informational purposes to assist reporters in meeting the requirements of the Regulation for the Mandatory Reporting of Greenhouse Gas Emissions. Please read the Legal Disclaimer for Guidance Documentation as it pertains to the posted documents. Additional information is available at the GHG reporting home page.

  • Guidance Documents
       - General reporting, rule applicability, sector-based guidance, unit aggregation, reporting tiers, cessation

For questions please contact:
Sector Contacts,,
Patrick Gaffney, Climate Change Reporting Section, 916.322.7303