Regulation 9 Requirements for further information
Subject to paragraph (2), in relation to a substance already notified, the competent authority may in writing require further information, verification or confirmation tests concerning the substance or its transformation products within the time limit which it may specify.
The competent authority may only require further information in accordance with paragraph (1) if—
it is satisfied that the further information is reasonably required to evaluate the risks created by the substance to human health or the environment; or
it is acting in accordance with a decision of the European Commission under Articles 18(2) of the Directive.
When further information has been obtained by the notifier in pursuance of paragraph (1), the notifier shall forthwith provide the competent authority with that information in writing.
The information required under paragraph (1) may include requiring the information referred to in Schedule 3 earlier than required under regulation 5.