Confirming the development, an ED official said that search operation is underway and would continue for two days
PNB cautioned other banks about modus operandi of fraud in a letter that Business Standard has reviewed
CEO said that the scam was detected by bank officials for the first time on January 25
'If PNB does not pay up, it will lead to double provisioning-- both PNB and 30 other banks will have to provide for the huge loss'
On Jan 23, Modi, who is believed to be in Switzerland, was also present in a group photo of Indian CEOs with Prime Minister Narendra Modi
PNB, India's second-largest state-owned lender after State Bank of India (SBI), is now valued at just Rs 311 billion
The bank has claimed in three complaints to the CBI that so far it has detected 150 LoUs which were fraudulently issued by its officials in connivance with Nirav Modi
While PNB did not name the other lenders, Union Bank of India, Allahabad Bank and Axis Bank are said to have offered credit based on letters of undertaking (LOUs) issued by PNB
PNB Chairman and Managing Director Sunil Mehta said it has the capability to recover the dues from Modi and promised to take action against all wrongdoers
The finance ministry has issued an advisory to all banks to review their large customer exposures, according to media reports
The committee is headed by senior Congress leader Veerappa Moily, and former prime minister Manmohan Singh is also a member
The search operation came after the agency filed a Rs 2.8-billion money laundering case against Modi; his wife, Ami; brother Nishal; and Choksi on Wednesday, following a complaint by PNB
The PNB chief also said Modi had come out with 'vague offers' to repay the amounts due and had not submitted a concrete plan
Financial Services Secretary Rajiv Kumar told media persons PNB had 'sufficient funds' to provision for the losses arising out of the fraud
Lenders allowed CARE to withdraw ratings for Nirav Modi's company
PNB executives had opened fraudulent letters of undertakings (LoUs) without authority on behalf of firms belonging to the Nirav Modi group
RBI seeks detailed report on what happened between 2011 and now; bankers to recall loans to Nirav Modi entities
Bankers say it is the nature of the business of public sector banks that makes them susceptible to fraud
Senior BJP leader and Law Minister Ravi Shankar Prasad rebutted the Congress's allegations on the issue
With several questions still unanswered, here's what we know about the PNB fraud case