Reducing Rail Emissions in California
CARB has developed and implemented measures to understand and reduce locomotive and railyard emissions in California, including studies, regulations, enforceable agreements, and funding of clean technology.
More about this program
New In-Use Locomotive Regulation
On April 27, 2023, CARB approved the In-Use Locomotive Regulation to transition locomotive operations to zero emissions. Staff have prepared fact sheets to summarize the new requirements for locomotive operators: Locomotive Fact Sheets | California Air Resources Board.
Infrastructure Analysis
Comparison of Truck and Train Emissions
CARB Agreements with Class 1 Railroads