国際協力銀行
A new organisation called the Kolkata Metro Rail Corporation Limited (KMRC) was formed, which will be executing the operations of this Line, commencing construction in 2009. Of KMRC's eight directors, four each were from the state and central governments. The cost was being shared between the state government (30 per cent), the Union Urban Development Ministry (25 per cent), and the Japan Bank for International Cooperation (JBIC) (45 per cent). But as of 2011, after state government dis-invested from the project, most of the share of this project went to Indian Railways and with Japan Bank for International Cooperation (JBIC). The project is estimated at a cost of . While by 2019, the cost escalated to .