Section 878(d) in Police Regulations, Bengal , 1943
(d)Police officers stationed at outlying police-stations where punishment drill cannot be locally carried out, shall perform the drill at district or subdivisional headquarters. During the period spent at headquarters they shall take their turn at guard and other routine duties and shall attend all parades. Police officers stationed at police-stations at district or sub divisional headquarters, where Special Armed Forces are located, shall undergo the drill in addition to their ordinary duties.