The agency has so far seized diamonds, gold jewellery and other precious stones worth Rs 5,716 crore in the case and summoned Modi and Choksi, the promoter of Gitanjali Gems, to appear before it on February 23 at its Mubai zonal office.
The move takes the process of extraditing and bringing back Nirav Modi to face the law in India to the next stage, the sources said.
The agency has written to the Interpol to issue a Red Corner Notice which would mean that the member countries of the Lyon-based international police cooperation agency can arrest and extradite Nirav Modi
India looking at bringing back Choksi under Antiguan law applicable to Commonwealth countries
The 12,000-page charge sheet further claimed that a similar fraud was detected in 2016 following which the RBI took up the issue and issued circulars to all banks.
The issuance of NBWs by a court also opens door of seeking Red Corner notices against both of the accused from the Interpol.
According to ED sources Sunil Mehta said the fraud took place due to "systemic failure" and "procedural lapses", owing to lack of interface or proper links between the core banking software and the SWIFT interbank messaging system.
The Enforcement Directorate, which continued its searches against Modi, Choksi and their companies for the fourth day on Sunday , is also moving to attach at least two dozen immovable properties under the Prevention of Money Laundering Act.
FinMin finally sacked executive directors K V Brahmaji Rao and Sanjiv Sharan on January 18. The bank's board, however, had felt they had no criminal intent and it was a case of 'casual oversight'
The Income Tax Department on Tuesday also raided 20 premises linked to Gitanjali Gems promoter Mehul Choksi and suspected shell firms in connection with an alleged tax evasion case against them, official sources said.
A large number of public sector bank employees, as a matter of routine, do not "take" promotions so that they are not transferred out of their hometowns. The eastern region is famous for this, but it is a common practice everywhere, says Shyamal Majumdar.
The jewellers and companies linked to Nirav Modi and Mehul Choksi had allegedly colluded with PNB officers to obtain fake bank guarantees to get loan from overseas branches of Indian banks including Allahabad Bank, Axis Bank and UCO Bank.
The problem here is that internal auditors are good at accounts, but they are not trained to track foreign exchange transactions
The agency on Monday questioned three general managers of the Punjab National Bank who have handled the -International Banking Division and Treasury department of the bank, officials said without revealing their identity.
The latest fraud is a failure of management supervision and accountability, as no bad debt was generated and no cash was involved
The billionaire jeweller, who has fled the country, in the letter also disagreed with the loan default amount of Rs 11,400 crore and pegged the amount his companies owe to the bank at under Rs 5,000 crore.
The Rs 11,400 crore PNB fraud saga unfolded after a bribery complaint by the Hong Kong branch of an Indian bank.
Theoretically, Modi, who understood corporate finance, committed no crime by raising debt to fund a growing business. In fact, he did a tidy job of it, but his operation started to see the ground underneath it give way in January 2018. A fascinating excerpt from Pavan C Lall's Flawed: The Rise And Fall Of India's Diamond Mogul Nirav Modi.
The agency on Friday also carried out searches on the premises of the Gitanjali Group at 20 places in Mumbai, Pune, Surat, Jaipur, Hyderabad and Coimbatore.
The question being silently telegraphed around the court room was: When did this happen? Wasn't this trial about Indrani murdering her daughter to prevent her from marrying Rahul Mukerjea, her husband Peter Mukerjea's son from his first marriage?