2028 Clean Air Act Greenhouse Waste 
Union of Concerned Scientists
MARCH 25, 2024
Because the 45V credit has the potential to dramatically accelerate investments in hydrogen production infrastructure, it’s critical that implementation of the credit ensures that “qualified clean hydrogen” is indeed climate-aligned from the outset. Hourly matching.
Union of Concerned Scientists
JANUARY 18, 2024
Foremost among these is a legal memo from EPA regarding Treasury’s interpretation and implementation of “lifecycle greenhouse-gas emissions” in 45V. The proposed regulations require a shift to hourly matching for all hydrogen producers in 2028—including those operating before that date who are allowed to use annual matching in the interim.
Expert insights. Personalized for you.
197 
Let's personalize your content