(1) Within 90 days after receiving a safety case submitted under regulation 68, or resubmitted under regulation 70(3), the Safety Authority must—
(a) notify the operator, in writing, that the Safety Authority has decided—
(i) to accept the safety case; or
(ii) to reject the safety case; or
(iii) to do both of the following—
(A) accept the safety case for one or more specified stages in the life of the facility, but not for every stage in the life of the facility, in respect of which the safety case was submitted;
(B) reject the rest of the safety case; or
(iv) to accept the safety case subject to conditions or limitations; or
(b) notify the operator, in writing, that the Safety Authority is unable to make a decision about the safety case within the period of 90 days, and set out a proposed timetable for its consideration of the safety case.
(2) A failure by the Safety Authority to comply with subregulation (1) in relation to a safety case does not affect the validity of a decision by the Safety Authority to accept or reject the safety case.
(3) A notice of a decision under subregulation (1)(a) must include the terms of the decision (including any limitations or conditions) and the reasons for it.