{
  "url": "https://openlegislation.uk/eu-directive-2020-177/article-9",
  "json_url": "https://openlegislation.uk/eu-directive-2020-177/article-9.json",
  "legislation": "eudr/2020/177",
  "legislation_title": "Commission Implementing Directive (EU) 2020/177 of 11 February 2020 amending Council Directives 66/401/EEC, 66/402/EEC, 68/193/EEC, 2002/55/EC, 2002/56/EC and 2002/57/EC, Commission Directives 93/49/EEC and 93/61/EEC and Implementing Directives 2014/21/EU and 2014/98/EU as regards pests of plants on seeds and other plant reproductive material (Text with EEA relevance)",
  "legislation_url": "https://openlegislation.uk/eu-directive-2020-177",
  "path": "article/9",
  "kind": "article",
  "number": "9",
  "heading": "Amendment of Implementing Directive 2014/21/EU",
  "text": "Implementing Directive 2014/21/EU is amended as follows:\n(1) Article 2 is replaced by the following:\n‘Minimum conditions for pre-basic seed potatoes\nArticle 2 1. Member States shall ensure that pre-basic seed potatoes satisfy the following minimum conditions:\n(a) they derive from mother plants which are free from the following pests: Pectobacterium spp., Dickeya spp., Candidatus Liberibacter solanacearum, Candidatus Phytoplasma solani, Potato spindle tuber viroid, Potato leaf roll virus, Potato virus A, Potato virus M, Potato virus S, Potato virus X, and Potato virus Y;\n(b) the number of growing plants not breeding true to the variety and the number of plants of a different variety together, shall not exceed 0,01 %;\n(c) the maximum number of field generations shall be four;\n(d) RNQPs, or symptoms caused by the respective RNQPs, shall not be present above the thresholds on the pre-basic seed potatoes as set out in the following table:\nRNQPs or symptoms caused by RNQPs\nThreshold for the presence of RNQPs on the growing plants for pre-basic seed potatoes\nBlackleg (Dickeya Samson et al. spp. [1DICKG]; Pectobacterium Waldee emend. Hauben et al. spp. [1PECBG])\n0 %\nCandidatus Liberibacter solanacearum Liefting et al. [LIBEPS]\n0 %\nCandidatus Phytoplasma solani Quaglino et al. [PHYPSO]\n0 %\nMosaic symptoms caused by viruses\nand\nsymptoms caused by Potato leaf roll virus [PLRV00]\n0,1 %\nPotato spindle tuber viroid [PSTVD0]\n0 %\nRNQPs or symptoms caused by RNQPs\nThreshold for the presence of RNQPs on the direct progeny of pre-basic seed potatoes\nSymptoms of virus infection\n0,5 %\n2. Member States shall provide that pre-basic seed potatoes may be marketed as “Union grades PBTC” and “Union grade PB”, in accordance with the conditions set out in the Annex.\n3. Compliance with the requirements of points (b) and (d) of paragraph 1 shall be established through official field inspections. In case of doubt, those inspections shall be supplemented by official tests on leaves.\nWhere methods of micro-propagation are used, compliance with point (a) of paragraph 1 shall be established by official testing, or testing under official supervision, of the mother plant.\nWhere methods of clonal selection are used, compliance with point (a) of paragraph 1 shall be established by official testing, or testing under official supervision, of the clonal stock.’;\n(2) Article 3 is replaced by the following:\n‘Minimum conditions for lots of pre-basic seed potatoes\nArticle 3 Member States shall provide that lots of pre-basic seed potatoes shall satisfy the following minimum conditions:\n(a) presence of earth and extraneous matter shall not exceed 1,0 % by mass;\n(b) the number of potatoes affected by rots, other than ring rot or brown rot, shall not be present in a quantity exceeding 0,2 % by mass;\n(c) the number of potatoes with external blemishes, including misshapen or damaged tubers, shall not exceed 3,0 % by mass;\n(d) the number of potatoes affected by common scab over more than one third of their surface shall not exceed 5,0 % by mass;\n(e) shrivelled tubers due to excessive dehydration or dehydration caused by silver scurf shall not exceed 0,5 % by mass;\n(f) lots of pre-basic seed potatoes shall comply with the following requirements concerning the presence of RNQPs, or diseases caused by the respective RNQPs as set out in the table:\nRNQPs or symptoms caused by RNQPs\nThreshold for the presence of RNQPs on the lots of pre-basic seed potato\nCandidatus Liberibacter solanacearum Liefting et al. [LIBEPS]\n0 %\nDitylenchus destructor Thorne [DITYDE]\n0 %\nBlack scurf affecting tubers over more than 10 % of their surface as caused by Thanatephorus cucumeris (A.B. Frank) Donk [RHIZSO]\n1,0 %\nPowdery scab affecting tubers over more than 10 % of their surface as caused by Spongospora subterranea (Wallr.) Lagerh. [SPONSU]\n1,0 %\n(g) the total number of potatoes, as referred to in points (b) to (f), shall not exceed 6,0 % by mass.’;\n(3) the Annex is replaced as set out in Annex IX to this Directive.",
  "extent": "E+W+S+N.I.",
  "status": null,
  "version": "current",
  "annotations": [],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/eudr/2020/177/article/9",
    "retrieved_at": "2026-11-01T15:21:23.883940+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."
}