Mumbai Metro smart card and debit/credit is now rolled into one
single card. The Mumbai Metro has introduced a debit/credit-smart card for Metro users. The Mumbai Metro One Private Limited (MMOPL), a special purpose vehicle to operate the Metro in which Reliance Infrastructure (RInfra) holds a majority stake, has tied up with two banks for the purpose. The Combo Card is available with the State Bank of India and ICICI Bank.