4.—(1) These Regulations apply in relation to fruit plants and propagating material of the genera and species listed in Schedule 3 and their hybrids.
(2) They also apply in relation to parts of plants, including rootstocks, of other genera or species and their hybrids if material from fruit plants listed in Schedule 3 (or any hybrid of such fruit plants) is, or is to be, grafted on to them.
(3) They do not apply in relation to plant material intended for export from Wales to any country outside the European Union provided the plant material is identified as such and kept sufficiently isolated.