Indian banks are in talks with the international financing messaging system SWIFT on migrating to the new instant and real-time gross settlement system under ISO 20022, effective from November 25. So far, only four Indian banks have partially transitioned to the new system, said two bank executives aware of the deliberations. “The matter was discussed at a meeting last month, and it was decided to discuss the issue with officials from SWIFT (Society for Worldwide Interbank Financial..