The All India Services (Conduct) Rules, 1968
8. EVIDENCE BEFORE COMMITTEES, ETC.:
(1) Save as provided in sub-rule (3), no member of the Service shall except with the previous sanction of the Government, give evidence in connection with any inquiry conducted by any person, committee or other authority.
(2) Where any sanction has been accorded under sub-rule (1) no member of the Service giving such evidence shall criticize the policy or any action of the Central Government or of a State Government.
(3) Nothing in this rule shall apply to-
(a) evidence given at any inquiry before an authority appointed by the Government, or by Parliament or by a State Legislature; or
(b) evidence given in any judicial inquiry; or
(c) evidence given at departmental inquiry ordered by any authority subordinate to the Government.
(4) No member of the Service giving any evidence referred to in sub-rule (3) shall give publicity to such evidence.
Government of India Decisions: