(1)Save as provided in sub-regulation (3) no officer employee shall, except with the previous approval of the competent authority, give evidence in connection with any enquiry conducted by any person, committee or authority.
(2)Where any approval has been accorded under sub-regulation(1), no officer employee giving such evidence shall criticize the policy or any action of the Government or of a State Government or of the bank.
(3)Nothing in this regulation shall apply to any evidence given-
(a) at an enquiry before an authority appointed by the Government, State Government, Parliament or a State Legislature; or
(b) in any judicial enquiry; or
(c) at any departmental enquiry ordered by the competent authority.