“(1)

If an authorised officer of an enforcement authority F2... has reasonable grounds for believing that a person is failing to comply with regulation 3A(1) to the Food for Particular Nutritional Uses (Addition of Substances for Specific Nutritional Purposes) (England) Regulations 2009, the authorised officer may, by a notice served on that person (in this Act referred to as an “improvement notice”)—

(a)

F3state the officer’s grounds for believing that the person is failing to comply or, as the case may be, that the food does not comply with the relevant provision;

(b)

specify the matters which constitute the failure to so comply;

(c)

specify the measures which, in the officer’s opinion, the person must take in order to secure compliance; and

(d)

require the person to take those measures, or such measures that are at least equivalent to them, within such period as may be specified in the notice.”.