(1)This section applies if the Welsh Ministers exercise their powers under section 16 to direct the Commissioner so as to direct him or her to carry out a standards investigation in respect of a person or group of persons.
(2)The direction must specify the following matters—
(a)the person or group of persons in respect of which the investigation is to be carried out;
(b)the subject matter of the investigation;
(c)the reasons why the Welsh Ministers consider that the Commissioner should conduct the standards investigation;
(d)the period (which must be no shorter than six months) within which the Commissioner must carry out the standards investigation.
(3)Subsection (2) does not prevent the direction from specifying other matters.