251.Chapter I concerns the Authority’s basic rule-making powers, the purpose for which rules can be made and the scope of the powers.  There are other rule-making powers for specific purposes in relevant parts of the Act, including Parts XV, XVI, XVII, XX and XXII. This Chapter also sets out the relevant procedural requirements when making rules.
252.Parts V, VIII, XIX, and XX also contain specific powers which enable the Authority to impose requirements on particular classes of person.  For example, through statements of principle, codes of practice and directions on approved persons; on any person in relation to market abuse; on members of Lloyd’s; and on members of the professions.  Those powers are described in the relevant Parts of these explanatory notes.
Commentary on Sections Part X: Rules and Guidance Chapter I: Rule-Making Powers