IPCC Tier 2b Emissions Calculation Methodology Categories Topics Climate Change, Industry & Manufacturing Programs Semiconductor Type Information Contact Semiconductor Email semiconductor@arb.ca.gov Phone (279) 208-7884 The Regulation to Reduce Greenhouse Gas Emissions from Semiconductor Operations requires the use of the Intergovernmental Panel on Climate Change (IPCC) Tier 2b emissions calculation methodology to calculate GHG emissions. Documents IPCC Tier 2b Emissions Calculation Methodology V3_6_CH6_ELECTRONICS_INDUSTRY.PDF · 422 KB Related Resources CARB’s Oil and Gas Methane Regulation Annual Reporting Data for Natural Gas Underground Storage Facilities May 2025 Joint Auction #43 Notice California Post Joint Auction #42 Public Proceeds Report
