{
  "url": "https://openlegislation.uk/eu-regulation-2017-373/article-4",
  "json_url": "https://openlegislation.uk/eu-regulation-2017-373/article-4.json",
  "legislation": "eur/2017/373",
  "legislation_title": "Commission Implementing Regulation (EU) 2017/373 of 1 March 2017 laying down common requirements for providers of air traffic management/air navigation services and other air traffic management network functions and their oversight, repealing Regulation (EC) No 482/2008, Implementing Regulations (EU) No 1034/2011, (EU) No 1035/2011 and (EU) 2016/1377 and amending Regulation (EU) No 677/2011 (Text with EEA relevance)",
  "legislation_url": "https://openlegislation.uk/eu-regulation-2017-373",
  "path": "article/4",
  "kind": "article",
  "number": "4",
  "heading": "Competent authority for certification, oversight and enforcement",
  "text": "1. The competent authority responsible for the issuing of certificates to service providers, for the acknowledgement of receipts of declarations made by providers of flight information services referred to in Article 7 where relevant and for oversight and enforcement in respect of service providers shall be the CAA.\n...\n2. The competent authority referred to in paragraph 1 shall comply with the requirements laid down in Annex II.\n3. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n4. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n5. When exercising its certification, oversight and enforcement tasks under this Regulation, the competent authority shall be independent of any service provider. That independence shall be ensured by adequate separation, at least at the functional level, between the competent authority and the service providers. In this context, the Secretary of State shall ensure that the competent authority exercises its powers impartially and transparently.\n6. The Secretary of State shall ensure that the competent authority does not allow its personnel to be involved in the exercise of the certification, oversight and enforcement tasks of that authority under this Regulation where there are indications that such involvement could result, directly or indirectly, in a conflict of interest, in particular relating to family or financial interests.\n7. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n8. The Secretary of State shall determine the necessary resources and capabilities required by the competent authority for the exercise of its tasks, in accordance with Article 4(4) of Regulation (EC) No 549/2004 and Article 22a of Regulation (EC) No 216/2008, taking into account all relevant factors, including an assessment carried out by the ... competent authority to determine the resources needed for the exercise of its tasks under this Regulation.",
  "extent": "E+W+S+N.I.",
  "status": null,
  "version": "current",
  "annotations": [
    {
      "type": "F",
      "label": "F1",
      "text": "Art. 4(1) substituted (31.12.2020) by The Air Traffic Management (Amendment etc.) (EU Exit) Regulations 2020 (S.I. 2020/694), regs. 1(2), 6(2)"
    },
    {
      "type": "F",
      "label": "F2",
      "text": "Words in Art. 4 omitted (31.12.2020) by virtue of The Air Traffic Management (Amendment etc.) (EU Exit) Regulations 2019 (S.I. 2019/459), regs. 1(2), 356(3); 2020 c. 1, Sch. 5 para. 1(1)"
    },
    {
      "type": "F",
      "label": "F3",
      "text": "Words in Art. 4(2) substituted (31.12.2020) by The Air Traffic Management (Amendment etc.) (EU Exit) Regulations 2019 (S.I. 2019/459), regs. 1(2), 356(4); 2020 c. 1, Sch. 5 para. 1(1)"
    },
    {
      "type": "F",
      "label": "F4",
      "text": "Art. 4(3) omitted (31.12.2020) by virtue of The Air Traffic Management (Amendment etc.) (EU Exit) Regulations 2020 (S.I. 2020/694), regs. 1(2), 6(3)"
    },
    {
      "type": "F",
      "label": "F5",
      "text": "Art. 4(4) omitted (31.12.2020) by virtue of The Air Traffic Management (Amendment etc.) (EU Exit) Regulations 2020 (S.I. 2020/694), regs. 1(2), 6(3)"
    },
    {
      "type": "F",
      "label": "F6",
      "text": "Word in Art. 4(5) substituted (31.12.2020) by The Air Traffic Management (Amendment etc.) (EU Exit) Regulations 2019 (S.I. 2019/459), regs. 1(2), 356(5)(a); 2020 c. 1, Sch. 5 para. 1(1)"
    },
    {
      "type": "F",
      "label": "F7",
      "text": "Word in Art. 4(5) substituted (31.12.2020) by The Air Traffic Management (Amendment etc.) (EU Exit) Regulations 2019 (S.I. 2019/459), regs. 1(2), 356(5)(b); 2020 c. 1, Sch. 5 para. 1(1)"
    },
    {
      "type": "F",
      "label": "F8",
      "text": "Words in Art. 4(5) substituted (31.12.2020) by The Air Traffic Management (Amendment etc.) (EU Exit) Regulations 2019 (S.I. 2019/459), regs. 1(2), 356(5)(c); 2020 c. 1, Sch. 5 para. 1(1)"
    },
    {
      "type": "F",
      "label": "F9",
      "text": "Word in Art. 4(5) substituted (31.12.2020) by The Air Traffic Management (Amendment etc.) (EU Exit) Regulations 2019 (S.I. 2019/459), regs. 1(2), 356(5)(d); 2020 c. 1, Sch. 5 para. 1(1)"
    },
    {
      "type": "F",
      "label": "F10",
      "text": "Words in Art. 4(6) substituted (31.12.2020) by The Air Traffic Management (Amendment etc.) (EU Exit) Regulations 2019 (S.I. 2019/459), regs. 1(2), 356(6)(a); 2020 c. 1, Sch. 5 para. 1(1)"
    },
    {
      "type": "F",
      "label": "F11",
      "text": "Word in Art. 4(6) substituted (31.12.2020) by The Air Traffic Management (Amendment etc.) (EU Exit) Regulations 2019 (S.I. 2019/459), regs. 1(2), 356(6)(b); 2020 c. 1, Sch. 5 para. 1(1)"
    },
    {
      "type": "F",
      "label": "F12",
      "text": "Words in Art. 4(6) substituted (31.12.2020) by The Air Traffic Management (Amendment etc.) (EU Exit) Regulations 2019 (S.I. 2019/459), regs. 1(2), 356(6)(c); 2020 c. 1, Sch. 5 para. 1(1)"
    },
    {
      "type": "F",
      "label": "F13",
      "text": "Word in Art. 4(6) substituted (31.12.2020) by The Air Traffic Management (Amendment etc.) (EU Exit) Regulations 2019 (S.I. 2019/459), regs. 1(2), 356(6)(d); 2020 c. 1, Sch. 5 para. 1(1)"
    },
    {
      "type": "F",
      "label": "F14",
      "text": "Art. 4(7) omitted (31.12.2020) by virtue of The Air Traffic Management (Amendment etc.) (EU Exit) Regulations 2020 (S.I. 2020/694), regs. 1(2), 6(3)"
    },
    {
      "type": "F",
      "label": "F15",
      "text": "Words in Art. 4(8) substituted (31.12.2020) by The Air Traffic Management (Amendment etc.) (EU Exit) Regulations 2019 (S.I. 2019/459), regs. 1(2), 356(7)(a); 2020 c. 1, Sch. 5 para. 1(1)"
    },
    {
      "type": "F",
      "label": "F16",
      "text": "Words in Art. 4(8) substituted (31.12.2020) by The Air Traffic Management (Amendment etc.) (EU Exit) Regulations 2019 (S.I. 2019/459), regs. 1(2), 356(7)(b); 2020 c. 1, Sch. 5 para. 1(1)"
    },
    {
      "type": "F",
      "label": "F17",
      "text": "Word in Art. 4(8) omitted (31.12.2020) by virtue of The Air Traffic Management (Amendment etc.) (EU Exit) Regulations 2019 (S.I. 2019/459), regs. 1(2), 356(7)(c); 2020 c. 1, Sch. 5 para. 1(1)"
    },
    {
      "type": "F",
      "label": "F18",
      "text": "Word in Art. 4(8) substituted (31.12.2020) by The Air Traffic Management (Amendment etc.) (EU Exit) Regulations 2019 (S.I. 2019/459), regs. 1(2), 356(7)(d); 2020 c. 1, Sch. 5 para. 1(1)"
    },
    {
      "type": "F",
      "label": "F19",
      "text": "Words in Art. 4(8) substituted (31.12.2020) by The Air Traffic Management (Amendment etc.) (EU Exit) Regulations 2019 (S.I. 2019/459), regs. 1(2), 356(7)(e); 2020 c. 1, Sch. 5 para. 1(1)"
    }
  ],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/eur/2017/373/article/4",
    "retrieved_at": "2026-11-01T14:45:09.531464+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."
}