Civil Service Personnel Rule 165
165. (a) If a service personnel is prosecuted or detained in custody for a crime committed out of his duty hours, the relevant prosecuting body shall inform in writing to the head of service personnel organization. The relevant court also has to send a copy of the final order or the judgment to the head of the service personnel organization.
(b) If the service personnel is to be detained in custody for an act or omission which is legally punishable with an offence or failure to fulfill duties during the performance of duties, the relevant organization has the right to detain in custody only after obtaining permission from the head of service personnel organization to do so. Similarly, the service personnel is to be prosecuted for an act or omission which is legally punishable with an offence which occurs during the performance of his duties, the relevant organization shall prosecute the service personnel only after obtaining permission from the head of service personnel organization to do so.