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 California Public Workshop: Potential Amendments to the Cap-and-Trade Regulation, Oct. 5 2023 FAQ: The Standardized Regulatory Impact Assessment for the Low Carbon Fuel Standard November 2023 Joint Auction #37 Notice