CAG has questioned the need for Aranmula airport in Kerala and has recommended an in-depth study on environmental impact of the project on this ecologically-sensitive region based on reports submitted by the legislature committee on environment, Kerala State Biodiversity Board and the Expert Appraisal committee of Airport Authority of India (AAI).

Report of CAG on land management by the government of Kerala with special focus on land for Aranmula Airport and Smart City Kochi. The report has been laid on the table of the Kerala State Legislature Assembly on 08-07-2014.