{
  "url": "https://openlegislation.uk/seeds-miscellaneous-amendments-england-regulations-2017/regulation-3",
  "json_url": "https://openlegislation.uk/seeds-miscellaneous-amendments-england-regulations-2017/regulation-3.json",
  "legislation": "uksi/2017/288",
  "legislation_title": "The Seeds (Miscellaneous Amendments) (England) Regulations 2017",
  "legislation_url": "https://openlegislation.uk/seeds-miscellaneous-amendments-england-regulations-2017",
  "path": "regulation/3",
  "kind": "regulation",
  "number": "3",
  "heading": "The Seed Potatoes (England) Regulations 2015",
  "text": "(1) The Seed Potatoes (England) Regulations 2015 are amended as follows.\n(2) In Part 1 of Schedule 2 (official labels), in paragraph 7—\n(a) omit “and” at the end of sub-paragraph (a);\n(b) after sub-paragraph (a), insert—\n“(aa) have a unique number;”.\n(3) In Schedule 3 (specified diseases or pests, damage and defects and tolerances), for Parts 2 and 3, substitute—\n“PART 2\nPre-basic seed potatoes of Union grade PB produced in England\nColumn 1\nColumn 2\nColumn 3\nColumn 4\nSpecified diseases or pests, damage and defects\nIndividual tolerances\nGroup tolerances\nCollective group tolerances\nGroup 1\nWart Disease (Synchytrium endobioticum (Schlib) Perc)\nNil\n-\n-\nPotato Tuber Eelworm (Ditylenchus destructor Thorne)\nNil\n-\n-\nPotato Cyst Nematode (Globodera species\ninfesting potatoes)\nNil\n-\n-\nRing Rot (Clavibacter michiganensis (Smith) Davis et al spp sepedonicus (Spieck & Kotth) Davis et al)\nNil\n-\n-\nBrown Rot (Ralstonia solanacearum (Smith) Yabuuchi et al)\nNil\n-\n-\nPotato Spindle Tuber Viroid\nNil\n-\n-\nColorado Beetle (Lepinotarsa decemlineata (Say))\nNil\n-\n-\nGroup II\nBlight (Phytophthora infestans (Mont) de Bary)\n0.2%\n)\n)\nBlackleg (Erwinia carotovora (Jones) Bergey et al spp) atroseptica (Hellmers & Dowson) Dye or Erwinia chrysanthemi Burkholder et al or both\n0.2%\n)\n)\nSoft Rots including: Watery Wound Rot (Pythium ultimum Trow)\n0.2%\n)\n)\nPink Rot (Phytophthora erythroseptica Pethybridge) and Pit Rot\n0.2%\n) 0.2%\n)\nDry Rot (Fusarium species)\n0.2%\n)\n)\nGangrene (Phoma species)\n0.2%\n)\n)\nFrost damaged tubers\n0.2%\n)\n)\nGroup III\nSkin spot (Polyscytalum pustulans (Owen & Wake-field)) M B Ellis\n0.2%\n)\n) 6.0%\nGroup IV\nBlack Scurf (Rhizoctonia solani Kuhn)\nProvided that seed potatoes which have at least two eyes at the rose end that are wholly unaffected and less than one-tenth of whose surface area has been affected are deemed to be unaffected by the disease\n1.0%\n) 5.0%\n)\nCommon Scab (Streptomyces species)\nProvided that seed potatoes which have at least two eyes at the rose end that are wholly unaffected and less than one-third of whose surface area has been affected are deemed to be unaffected by the disease\n5.0%\n)\n)\nGroup V\nPowdery scab (Spongospora subterranea (Wallr) Legerh)\nProvided that seed potatoes which have at least two eyes at the rose end that are wholly unaffected and less than one-tenth of whose surface area has been affected are deemed to be unaffected by the disease\n1.0%\n)\n)\nGroup VI\nExternal blemishes including damaged tubers or tubers other than diseased tubers whose shape is atypical for the variety\n3.0%\n)\n)\nSuperficial necrosis caused by potato virus Y\nNil\n) 3.0%\n)\nShrivelled tubers due to excessive dehydration or dehydration caused by silver scurf (Helminthosporium solani)\n0.5%\n)\n)\nGroup VII\nDirt or other extraneous matter\n1.0%\n-\n-\nPART 3\nBasic seed potatoes and certified seed potatoes produced in England\nColumn 1\nColumn 2\nColumn 3\nColumn 4\nSpecified diseases or pests, damage and defects\nIndividual tolerances\nGroup tolerances\nCollective group tolerances\nGroup I\nWart Disease (Synchytrium endobioticum (Schlib) Perc)\nNil\n-\n-\nPotato Tuber Eelworm (Ditylenchus destructor Thorne)\nNil\n-\n-\nPotato Cyst Nematode (Globodera species infesting potatoes)\nNil\n-\n-\nRing Rot (Clavibacter michiganensis (Smith) Davis et al spp sepedonicus (Spieck & Kotth) Davis et al)\nNil\n-\n-\nBrown Rot (Ralstonia solanacearum (Smith) Yabuuchi et al)\nNil\n-\n-\nPotato Spindle Tuber Viroid\nNil\n-\n-\nColorado Beetle (Lepinotarsa decemlineata (Say))\nNil\n-\n-\nGroup II\nBlight (Phytophthora infestans (Mont) de Bary)\n0.5%\n)\n)\nBlackleg (Erwinia carotovora (Jones) Bergey et al spp) atroseptica (Hellmers & Dowson) Dye or Erwinia chrysanthemi Burkholder et al or both\n0.5%\n)\n)\nSoft Rots including Watery Wound Rot (Pythium ultimum Trow)\n0.5%\n)\n)\nPink Rot (Phytophthora erythroseptica Pethy-bridge) and Pit Rot\n0.5%\n) 0.5%\n)\nDry Rot (Fusarium species)\n0.5%\n)\n)\nGangrene (Phoma species)\n0.5%\n)\n)\nFrost damaged tubers\n0.5%\n)\n)\nAny of these Group II defects that present as a wet rot symptom\n0.2%\n)\n) 6.0% for basic seed potatoes and 8.0% for certified seed potatoes\nGroup III\nSkin spot (Polyscytalum pustulans (Owen & Wakefield) M B Ellis)\n0.5% except Union grade E, Union grade A and Union grade B grades;\n2.0% for Union grade E, Union grade A and Union grade B grades only\n)\n)\nPowdery scab (Spongospora subterranea (Wallr) Legerh)\nProvided that seed potatoes which have at least two eyes at the rose end that are wholly unaffected and less than one-tenth of whose surface area has been affected are deemed to be unaffected by the disease (except where powdery scab takes its cankerous form)\n3.0%\n) 5.0%\n)\nGroup IV\nBlack Scurf (Rhizoctonia solani Kuhn)\nProvided that seed potatoes which have at least two eyes at the rose end that are wholly unaffected and less than one-tenth of whose surface area has been affected are deemed to be unaffected by the disease\n5.0%\n)\n)\nCommon Scab (Streptomyces species)\nProvided that seed potatoes which have at least two eyes at the rose end that are wholly unaffected and less than one-third of whose surface area has been affected are deemed to be unaffected by the disease\n5.0%\n)\n)\nGroup V\nExternal blemishes including damaged tubers or tubers other than diseased tubers whose shape is atypical for the variety\n3.0%\n)\n)\nShrivelled tubers due to excessive dehydration or dehydration caused by silver scurf (Helminthosporium solani)\n1.0%\n) 3.0%\n)\nSuperficial necrosis caused by strains of potato virus Y\n0.1%\n)\n)\nGroup VI\nDirt or other extraneous matter\n1.0%\n-\n-\n”",
  "extent": null,
  "status": null,
  "version": "current",
  "annotations": [
    {
      "type": "footnote",
      "label": "f1",
      "text": "S.I. 2015/1953."
    }
  ],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/uksi/2017/288/regulation/3",
    "retrieved_at": "2026-10-28T23:13:57.115612+00:00"
  },
  "licence": "Open Government Licence v3.0",
  "licence_url": "https://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/",
  "attribution": "Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives."
}