Mandatory Greenhouse Gas Emissions Reporting
This page updated November 14, 2014
Information on California’s Mandatory Greenhouse Gas Reporting program.
FAQs: Energy Imbalance Market Transactions Reporting. This FAQ document addresses a variety of questions pertaining to the California Independent System Operator (CAISO) Energy Imbalance Market (EIM) and how certain EIM transfers are reported to ARB. Posted November 2014.
2013 Annual GHG Emissions Data Summary. This document includes individual facility and entity reported emissions, covered emissions, and other verification related information.
2014 GHG Mandatory Reporting Regulation Updates. Current regulatory documents are available. The proposed revisions are anticipated to become effective on January 1, 2015.
Reporting of greenhouse gases by major sources is required by the California Global Warming Solutions Act (AB 32, 2006). The Mandatory Reporting Regulation is applicable to industrial facilities, fuel suppliers, and electricity importers. All GHG emissions data reports must comply with the regulatory requirements and be submitted via the Cal e-GGRT reporting system.
Regulatory Advisory (8/8/14): Verification Deadline Extension for certain Electric Power Entities
Power Entities (EPEs) - Updated Specified Source Emission Factors:
Certain specified source emission factors have been updated using U.S.
EPA greenhouse gas emissions data.
- Specified Source Emission Factor Revisions Summary
- Revised Emission Factors and Updates to Workbook 1
5 Workshop: Potential Amendments to the Mandatory
Reporting and Cost
of Implementation Fee Regulations
- Presentation (updated 6/6) and Speaking Notes
- Draft Mandatory Reporting Regulation text (6/2 release)
- Draft Mandatory Reporting Regulation text for
Sections 95113, 95114, and 95156 (6/13 release)
- View submitted informal comments
Regulatory Advisory (5/8/14): Refinery Reporting Deadline Extension for refineries subject to new product data reporting requirements.
Regulatory Advisory (5/9/14): COI Fee Reporting Deadline Extension for refineries subject to new product data reporting requirements.
Regulatory Advisory (4/4/14): Reporting Deadline Extension for operators subject to new product data reporting requirements.
Regulatory Advisory (4/8/14): COI Fees Reporting Deadline Extension for operators subject to new product data reporting requirements.