Explores real-world NOx emissions relative to test-cycle performance.
Summarizes manufacturing costs of technologies used to meet standards
Current non-road regulatory programs lag behind those for on-road diesel engines
Summarizes issues with the luxury cruise ship's voyage through the NW passage

Recently Released

Remote-sensing regulation for measuring exhaust pollutants from in-use diesel vehicles in China
Summarizes provisions of the first national-level remote sensing regulation adopted by China for diesel vehicles.
Policy update
Road tested: Comparative overview of real-world versus type-approval NOx and CO2 emissions from diesel cars in Europe
Compares official laboratory-test and on-road nitrogen oxide (NOx) emissions for 541 Euro 5 and Euro 6 diesel passenger cars, representing 145 of the most popular European models.
White paper
A roadmap for heavy-duty engine CO2 standards within the European Union framework
Analyzes the benefits of establishing separate engine CO2 standards in addition to full-vehicle regulations to specifically drive improvements in heavy-duty engine efficiency. Outlines a possible pathway for the development and...



From the ICCT Blogs

Italy’s car market needs to make a U-turn
Between minuscule electric vehicle (EV) sales, growing diesel shares, and Italian carmakers’ struggle to curb carbon dioxide (CO2) and nitrogen oxide (NOx) emissions, there is no doubt that Italy is heading in the wrong direction, but it’s not too late for a U-turn.
Staff Blog
Why (Run on) Less is more…
Run on Less is more evidence that cost-effective, high-efficiency trucks are on the road today and only getting better.
Staff Blog
Will the future RDE regulation be enough to restore trust in diesel technology?
The success of the RDE regulation will depend on the will of manufacturers to prove that they have learned a lesson from Dieselgate by beginning to focus on reducing real-world emissions, not just on passing a particular test.
Staff Blog