(1)  The Commissioner may issue directions to police officers relating to the following:

(a) the consumption, and presence in the body, of alcohol or drugs while on duty, reporting for duty, on standby or on availability;

(b) the consequences of a positive test for alcohol or drugs;

(c) the follow-up testing of a police officer who has tested positive for alcohol or drugs;

(d) the procedures for rehabilitation;

(e) any other matter the Commissioner considers appropriate.

(2)  The Commissioner must issue directions to police officers relating to –

(a) the confidentiality of –

(i) any test or sample taken or given under section 50 ; and

(ii) any certificate relating to the analysis of a sample; and

(b) the security and safekeeping of samples taken or given under section 50 .