(1) The Secretary of State shall make regulations as to the form and content of advertisements to which this Part applies, and the regulations shall contain such provisions as appear to him appropriate with a view to ensuring that, having regard to its subject-matter and the amount of detail included in it, an advertisement conveys a fair and reasonably comprehensive indication of the nature of the credit or hire facilities offered by the advertiser and of their true cost to persons using them.
(2) Regulations under subsection (1) may in particular-
(a) require specified information to be included in the prescribed manner in advertisements, and other specified material to be excluded;
(b) contain requirements to ensure that specified information is clearly brought to the attention of persons to whom advertisements are directed, and that one part of an advertisement is not given insufficient or excessive prominence compared with another.