9. The amendments made by these Regulations in those regulations which come into force on 5th April 2015 in accordance with regulation 1(3) do not have effect where—
(a)they relate to additional statutory paternity pay and additional statutory paternity pay that has been paid on or after 5th April 2015, or
(b)they relate to ordinary statutory paternity pay and ordinary statutory paternity pay that has been paid on or after 5th April 2015.