(1) A designated representative body may make a complaint to the Payment Systems Regulator that a feature, or combination of features, of a market in the United Kingdom for services provided by payment systems is, or appears to be, significantly damaging the interests of those who use, or are likely to use, those services ("service-users").
(2) "Designated representative body" means a body designated by the Treasury by order.
(3) The Treasury -
(a) may designate a body only if it appears to them to represent the interests of service-users of any description, and
(b) must publish in such manner as they think fit (and may from time to time vary) criteria to be applied by them in determining whether to make or revoke a designation.
(4) The reference in subsection (1) to a feature of a market in the United Kingdom for services provided by payment systems is a reference to -
(a) the structure of the market concerned or any aspect of that structure,
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