3. Regulation 2(2) to (6) applies in relation to supplies of drugs and appliances and payments for pre payment certificates made on or after 1st April 2009 except that–
(a)the amendment of regulation 8(4) (pre payment certificates) of the principal Regulations by regulation 2(6) shall apply in respect of such applications, as referred to in regulation 8(1) of the principal Regulations, as are received on or after that date; and
(b)the amendments to Schedule 1 of the principal Regulations by regulation 2(7) shall apply only where the examination or first examination leading to the supply of the specified appliance takes place on or after that date.