Section 926(b) in Police Regulations, Bengal , 1943
(b)In the case of serious accidents to European police officers whether resulting in death or not which are likely to be telegraphed to England by the press, and in the case of any officer of the Indian Police, who is killed or severely wounded by fanatics or others or who meets with sudden or violent death in very exceptional circumstances, a telegraphic report should be sent immediately to the Inspector-General, who shall communicate the information at once to the Home Department of the Provincial Government, together with the names and addresses of the nearest relatives.