Paragraph 2
| Column 1 | Column 2 | Column 3 |
|---|---|---|
| Class | Requirements | Tolerances |
| VTSC 1 | the seed potatoes shall–
| |
| VTSC 2 | The seed potatoes shall be grown in a crop planted with tubers derived from stem cuttings from officially selected and tested clones which were subsequently propagated under the supervision of an authorised officer for not more than 3 years; or seed potatoes der ived from a stock which was classified as VTSC 1 in the year preceding the planting of the crop. Other requirements as in (a), (c), (d), (e) and (f) of Class VTSC 1. | |
| Super Elite 1(Se1) | The seed potatoes shall be seed potatoes derived from a stock which was classified as VTSC1 or VTSC2 in the year preceding the planting of the crop. | (i) deviations from variety and type and groundkeepers–0.05%. (ii) severe mosaic (including tobacco veinal necrosis virus infection)–nil. (iii) leafroll–0.01% (iv) mild mosaic–0.05% (v) blackleg–0.25% |
| Super Elite 2 (SE2) | The seed potatoes shall be seed potatoes derived from a stock which was classified as SE1 in the year preceding the planting of the crop. | As for Class SE1 potatoes. |
| Super Elite 3 (SE3) | The seed potatoes shall be seed potatoes derived from a stock which was classified as SE2 in the year preceding the planting of the crop. | As for Class SE1 potatoes. |
| Elite 1 (E1) | The seed potatoes shall be seed potatoes derived from a stock of basic seed potatoes (other than class E1, E2 or E3 or AA) classified as such in the year preceding the planting of the crop, provided that any of the above seed potatoes may also be derived from seed potatoes classified under a scheme or other arrangements referred to in paragraph 4(c)(ii) or (iii) of Schedule 1 as being seed potatoes which could be entered for the production of further seed potatoes for classification. | (i) deviations from variety and type and groundkeepers–0.05%. (ii) leafroll and severe mosaic (including tobacco veinal necrosis virus infection)–0.1%. (iii) mile mosaic–0.5% (iv) blackleg–0.5% |
| Elite 2 (E2) | The seed potatoes shall be seed potatoes derived from a stock which was classified as E1 in the year preceding the planting of the crop. | As for Class E1 potatoes. |
| Elite 3 (E3) | The seed potatoes shall be seed potatoes derived from a stock which was classified as E2 in the year preceding the planting of the crop. | As for Class E1 potatoes. |
| AA | The seed potatoes shall be seed potatoes derived from a stock of basic seed potatoes (in the protected region other than AA) classified as such in the year preceding the planting of the crop, provided that any of the above seed potatoes may also be derived from seed potatoes classified under a scheme or other arrangements referred to in paragraph 4(c)(ii) of (iii) of Schedule 1 as being seed potatoes which could be entered for the production of further seed potatoes for classification. | (i) deviations from variety and type and groundkeepers–0.01%. (ii) leafroll–0.25%, severe mosaic–0.25% and tobacco veinal necrosis virus infection–0.25% subject to a combined tolerance of 0.25%. (iii) mild mosaic–1% (iv) blackleg–1% |