Punjab National Bank scam was first detected by its officials at first in 2011 and they had reported it to the concerned agencies said MD and CEO of PNB Sunil Mehta.CEO said, they have informed SEBI and all the lenders about it being in line with the clean banking system. Mr Mehta said, they will honour all the bona fide commitments.Further He said, the Bank is taking efforts to protect the financial interest. Mr Mehta said,Punjab National Bank has complained about its 2 staff members too apart from the customer.