States, cities sue US agencies over weaker vehicle fuel economy rules - Reuters

California has filed a lawsuit to prevent the Trump administration from weakening vehicle fuel economy rules. This legal action marks the 97th lawsuit the state has initiated against the administration over the last eighteen months. Additionally, various other states and cities have joined in suing US agencies to challenge the implementation of these weaker fuel economy standards, seeking to maintain stricter environmental regulations for vehicles across the United States to ensure better fuel efficiency and lower emissions.