India Ratings has revised the outlook on Mumbai Airport's project bank loans to stable from negative, following clarity on near term issues like regulatory settlement of the final project cost. The Mumbai airport project is being managed by GVK promoted Mumbai International Airport Private Ltd. The revision in outlook for loan factors in Airports Economic Regulatory Authority of India’s (AERA) orders on levy of the airport development fee (ADF). It also affirmed the ratings at Long-Term 'BBB+'.