Rule 6
Procedurs For Keeping In Detention
(1) In the course of an investigation and enquiry, if a person has required to be kept in  detention for more than 24 hours, then on sending the report pursuant to  sub section (3) of section 75 of the Act, the commanding officer, shall clearly include the accusations, grounds behind it and reasons for why  the person has required to be kept in detention for conducting an  investigation and enquiry, and also the content of a statement if such  statement of him/her has been recorded.
(2) Upon receipt of a report pursuant to sub rule (1), the Chief of the Army Staff, after checking the relevant documents in order to ascertain whether an investigation and enquiry is being processed  satisfactorily or not and whether the situation for custody prevails or not  and justifying it if convinced that the investigation and inquiry has been  taking place satisfactorily and the situation for custody prevails, may  give permission to keep in the custody.