4. After regulation 19 of the 2003 Regulations the following regulation is inserted—
19A.—(1) The chief officer of a police force may require any member of the force who—
(a)gives the chief officer reasonable cause to suspect that he has used a controlled drug;
(b)is on a period of probation under regulation 12;
(c)has been identified by the chief officer as being vulnerable because of a specific responsibility for dealing with drugs; or
(d)is of a description specified in a determination of the Secretary of State;
to give a sample of saliva or urine to be tested for evidence of controlled drugs in accordance with procedures determined by the Secretary of State.
(2) The chief officer of a police force may require a member of the force who falls within paragraph (1)(d) to give a sample of breath to be tested for evidence of alcohol in accordance with procedures determined by the Secretary of State.
(3) A member of a police force who—
(a)on giving a sample under paragraph (1) is found to have taken a controlled drug specified in a determination of the Secretary of State; or
(b)falls within paragraph (1)(d) and who, on giving a sample under paragraph (2), is found to have more than 13 microgrammes of alcohol in 100 millilitres of breath
shall face such consequences as are specified in that determination.”