6.—(1) The duties in regulation 5(1)(a) and (3) do not apply to a project referred to in paragraph 4(1).
(2) The following duties do not apply to a project referred to in paragraph 4(1) until the principal designer is appointed—
(a)the duties in regulation 4(5)(b) and (6)(a);
(b)the duties of the principal designer in regulations 11 and 12(3), (5), (6), (8) and (10).
(3) If a client fails to make the appointment required by paragraph 4(3) the client must fulfil the duties of a principal designer in regulations 11 and 12 on and after 6th October 2015.