September 17, 2025
A Colorado federal judge partially granted environmentalist group Sierra Club's bid to dismiss a suit filed by a coalition of industry trade groups suing Denver over the city's restrictions on certain natural gas appliances.
July 05, 2024
A coalition of trade groups representing the restaurant, home construction, rental housing and propane gas industries have claimed in Colorado federal court that two Denver ordinances that restrict the use of gas appliances can't be enforced because they're preempted by federal law.