IELab ISAPC Scope 3 Emission Factors Documentation - 2024

The Australian Government’s Climate Active Scheme obtains scope 3 spend-based greenhouse gas (GHG) emission factors directly from The Industrial Ecology Virtual Laboratory, or IELab. These are presented as a set of 344 emission factors for economic sectors or product classes across the whole Australian economy. This documentation covers recent history and some background on changes to the emission factors between 2018 and the most recent reporting year (2022) released in 2024.