13.—(1) The amendments made by rules 5(1) to (9), 6 and 7 of these Rules have no effect in relation to a case in which the court gives notice of the trial date or the start of the trial period before 6th March 2017.
(2) For the purposes of paragraph (1)—
(a)where notice of the trial date or the start of the trial period is in written form, the notice is given on the date that it is sent out from the court;
(b)subject to sub-paragraph (c), where oral notice is given, the notice is given on the date that the oral notice is communicated by the court; and
(c)where notice is both in written form and given orally, the notice is given on the date that the written notice is sent out from the court.
(3) The amendments made by rules 8(5) and 9 of these Rules apply in relation to Aarhus Convention claims commenced on or after 28th February 2017.
(4) The amendments made by rule 12 of these Rules apply in relation to requests to the European Court for a preliminary ruling which are made on or after 6th April 2017.