Dear Sir,
My answers are as follows:
1. What type of defamation suit can be filed against the complainant, whether civil or criminal?
Ans: You can file both civil defamation case claiming huge compensation for brining them your reputation in the Society. Further you can file criminal defamation case under Section 499 and 500 of Cr.P.C wherein that person will be punished either with fine or with sentence to imprisonment or with both.
2. Whether the defamation suit can file in any court of a different district/city or only in the particular court where an order is passed.
Ans: You have to file in the same jurisdiction where cheque bounce case was conducted and judgment was delivered.
3. Any option to file the case against the bank for issuing the fake return memo to the complainant and negligence in the cheque verification process. (thro’ RTI reply we have obtained that bank has not issued any return memo for the particular cheque)
Ans: If the endorsement was misleading then you can get issue a legal notice and call for their explanation and then think of filing civil and criminal cases against the Bank.
4. Any other option to register a complaint against bank irregularity in handling cheque clearance.
Ans: Without getting their explanation it is wise to initiate any action against the Bank.
5. Procedure to file a defamation suit against complainant and bank.
Ans: You can file both civil and criminal cases against Bank also under Section 499 and 500 of IPC and a civil case claiming compensation for misusing its powers by issuing irregular endorsements and facilitating the Complainant to file a false cheque bounce case.
6. Whether the session court (where an order is given) or high court accept the complainant appeal against acquitted for 138 NI act
Ans: The Complainant has to approach High Court only challenging the acquittal order.