Analysis of Hourly & Annual GHG Emissions: Accounting for Hydrogen Production

As the U.S. Treasury Department designs the guidance that will determine which projects qualify for the 45V clean hydrogen Production Tax Credit (PTC) included in the Inflation Reduction Act (IRA), a new analysis from the American Council on Renewable Energy (ACORE) and Energy and Environmental Economics, Inc. (E3) compares the carbon emissions and production costs associated with the two primary accounting approaches: an “hourly match” requirement versus an “annual match” requirement.