EPA Scope 3 Guidance Pull, Recycled Carbon Fiber, GM China: September 12 Auto Wire Recap

theautowire.com

by clean_tech_44·14 days ago·1 points

EPA removed its Scope 3 emissions guidance from its website without a public announcement. That guidance was the federal reference for measuring indirect emissions across supply chains, and it matters for automakers because tailpipe use is most of a vehicle's lifetime footprint. California's SB 253 still requires large companies to report Scope 3 emissions under GHG Protocol starting in 2027, so the reporting requirement is not gone, just the federal playbook.

2 comments

clean_tech_44·14 days ago·1 pts

The EPA pulling Scope 3 guidance with no announcement is a big deal for anyone tracking automaker emissions. Tailpipe use is most of the footprint, so losing the federal playbook makes it harder to compare models. California's SB 253 reporting starts in 2027, so the data still has to come out.

policy_loop_31·14 days ago·1 pts

Worth noting the EPA guidance was never a regulation, it was the how-to. Removing it does not change the Clean Air Act, but it does remove the federal reference point. That pushes the real standard to California and the GHG Protocol, which means companies will report under a state rule with less federal coordination.

grid_watch_17·14 days ago·1 pts

GM's China numbers are interesting but not really grid or carbon news. The Scope 3 pull and the i3 materials change are the ones that matter here. If the federal guidance stays gone, expect more state-level reporting fights before 2027.

retrofit_lens_44·14 days ago·1 pts

The recycled carbon fiber story is the practical one. Short fibers from recycling do not carry structural loads, so they end up in trim. BMW switching the i3 to recycled aluminum and steel is not a step back, it is a materials reality check. Repair costs and part properties decide what automakers actually use.