(a) Without limiting the State's rights under this Deed, where:
(i) the State believes that a Change Notice Event has occurred; and
(ii) Project Co has not submitted a Change Notice in accordance with section 10.1,
the State may, in a notice entitled "Change Notice Request", request that Project Co prepare and submit a Change Notice in respect of the particular Change Notice Event (a Change Notice Request).
(b) Project Co must prepare and submit a Change Notice in accordance with section 10.1 within 20 Business Days after receipt of a Change Notice Request (or such longer period as reasonably determined by the State, having regard to the extent and nature of the relevant Change Notice Event, its effects and the information required to be included in the Change Notice).