This study, conducted with Standard & Poors Rating Services, examines how climate change policy drivers could be incorporated into the evaluation of credit quality.It analyzes two types of federal climate policy scenarios – (1) a market-based GHG emissions reduction policy as approximated by the American Power Act (APA), and (2) Environmental Protection Agency (EPA) regulation of greenhouse gas emissions (GHG) – in the context of 13 energy-intensive chemicals subsectors.