(1) The Head of Financial Regulation may issue a notice (in this Part called a ‘suspension notice’) in relation to a person if -

(a) subject to subsection (1A), the person’s fitness and probity is or has been the subject of an investigation under section 25, or

(b) the Bank or the Governor has imposed a prohibition on the person under section 43 (whether or not there has been any investigation under section 25),

and the Head of Financial Regulation is satisfied that it is necessary in the interests of the proper regulation of a regulated financial service provider or holding company that the person not perform the relevant controlled function, a part of the relevant controlled function, or any controlled function, while the Head of Financial Regulation, the Bank or the Governor, as the case may be, is carrying out any function in relation to the person under this Chapter or Chapter 4.

(1A) In paragraph (a) of subsection (1), the reference to an investigation under section 25 does not include an investigation in the circumstances referred to in paragraph (aa) of section 25(2), unless any other paragraph of section 25(2) also applies.