In the current parliamentary term starting with the 2013 elections Krischer serves as vice chairman of the Green Party's parliamentary group under the leadership of co-chairs Katrin Göring-Eckardt and Anton Hofreiter; in this role, he is responsible for the topics, energy, environment, climate, reactor safety, animal protection, agriculture and transportation. He is a deputy member of the Committee on Economic Affairs and Energy and the Committee on Transport and Digital Infrastructure. Besides this he is the vice-chairman of the Committee of enquiry on the emissions scandal (Dieselgate) and one of the main scouts in the scandal.