The Deputy Chief Minister of Bihar, Shri Sushil Kumar Modi, launched the Patna Clean Air Action Plan (PCAAP) on 23 November 2019. Bihar State Pollution Control Board (BSPCB) has adopted the action plan developed by the Center for Study of Science, Technology and Policy (CSTEP) and Urban Emissions. The launch programme was organised by the Centre for Environment, Energy and Climate Change at the Asian Development Research Institute (CEECC, ADRI), Patna. This initiative has been supported by the Bloomberg Philanthropies and Shakti Sustainable Energy Foundation (SSEF).