So, does it mean that my wife can get statements of my bank accounts without my knowledge?
There is a ruling denying the information sought but dont know how fare this will b applicable to your case, the details are given below:
RTI Foundation of India
Husband seeking bank account details of his wife - such information is held by the bank in fiduciary relationship and exempt from disclosure - section 8(1)(e) and section 8(1)(j) of RTI Act
RTI Foundation of India
O R D E R RTI application 1. The appellant filed an RTI application with the PIO on 9.3.2012 seeking details of the account of his wife. In all, information has been sought on seven points. The PIO denied the information on 12.3.2012 under section 8(1)(e) and section 8(1)(j) of the RTI Act 2005. 2. Not satisfied with the reply of PIO, the appellant filed an appeal on 4.4.2012 with the first appellate authority (FAA). The FAA upheld the reply of CPIO on 10.4.2012. The appellant approached the Commission on 15.5.2012 in second appeal. Hearing 3. The appellant and the respondent both participated in the hearing through video conferencing. 4. The appellant referred to his RTI application of 9.3.2012 and stated that he was seeking financial details pertaining to his wife, but the bank has denied the information to him taking cover of the exemption clauses of the RTI Act. 5. The respondent stated that this matter was earlier heard by the Information Commission on 3.4.2013 wherein the Commission passed a decision vide No.CIC/VS/A/2012/000032/02664 upholding the decision of the FAA who had agreed with the reply of PIO denying the information to the appellant. The respondent stated that the appellant had not even appeared in that hearing. 6. The respondent stated that the appellant is seeking a vast canvas of information about his wife’s account, e.g. statements, all transactions, salary transfer, details of introducer, copy of account opening form, documents attached with the account opening form, name of nominee and relationship, annual income, details about fixed/term deposits etc. The respondent stated that this is obviously information with the bank held in the fiduciary relationship and hence this was denied on 12.3.2012 under section 8(1)(e) of the RTI Act and this response of the CPIO was later upheld by the FAA on 10.4.2012. 7. The appellant stated that he is seeking the information to protect his financial interests and to show his innocence in the court of law, as he has a dispute with his wife who has filed a maintenance case against him. 8. The respondent has taken action in conformity with the provisions of the RTI Act. Decision 9. The decision of the FAA is upheld.
RTI Foundation of India
Shri Pankaj Jaychand Agashe v. Canara Bank in Decision No. CIC/VS/A/2012/000990/03989
In view of the above order you still can pin some hopes to resist the divulgence of information of your bank personal details.