State Bank of India (SBI) has approached the National Company Law Tribunal (NCLT) to admit Mumbai Metro One Pvt Ltd (MMOPL) under the corporate insolvency resolution process (CIRP) under the Insolvency and Bankruptcy Code (IBC). Mumbai Metro One is a joint venture between Reliance-Anil Dhirubhai Ambani (ADA) group company Reliance Infrastructure Ltd (RInfra) and Mumbai Metropolitan Regional Development Authority (MMRDA).