{
  "url": "https://openlegislation.uk/eu-regulation-2014-1321/annex-I/division-1/section-A/division-subpart+c/division-m.a.306",
  "json_url": "https://openlegislation.uk/eu-regulation-2014-1321/annex-I/division-1/section-A/division-subpart+c/division-m.a.306.json",
  "legislation": "eur/2014/1321",
  "legislation_title": "Commission Regulation (EU) No 1321/2014 of 26 November 2014 on the continuing airworthiness of aircraft and aeronautical products, parts and appliances, and on the approval of organisations and personnel involved in these tasks (Recast) (Text with EEA relevance)",
  "legislation_url": "https://openlegislation.uk/eu-regulation-2014-1321",
  "path": "annex/I/division/1/section/A/division/subpart+c/division/m.a.306",
  "kind": "division",
  "number": "M.A.306",
  "heading": "Aircraft technical log system",
  "text": "(a)In addition to the requirements of point M.A.305, for CAT, commercial specialised operations and commercial ATO or commercial DTO operations, the operator shall use a technical log system containing the following information for each aircraft:\n1.. information about each flight, necessary to ensure continued flight safety, and;\n2.. the current aircraft certificate of release to service, and;\n3.. the current maintenance statement giving the aircraft maintenance status of what scheduled and out of phase maintenance is next due except that the CAA may agree to the maintenance statement being kept elsewhere, and;\n4.. all outstanding deferred defects rectifications that affect the operation of the aircraft, and;\n5.. any necessary guidance instructions on maintenance support arrangements.\n(b)The initial issue of aircraft technical log system shall be approved by the CAA. Any subsequent amendment to that system shall be managed in accordance with point CAMO.A.300(c), or points M.A.704(b) and (c), or point CAO.A.025(c).\n(c)...",
  "extent": "E+W+S+N.I.",
  "status": null,
  "version": "current",
  "annotations": [
    {
      "type": "F",
      "label": "F1",
      "text": "Substituted by Commission Regulation (EU) 2015/1536 of 16 September 2015 amending Regulation (EU) No 1321/2014 as regards alignment of rules for continuing airworthiness with Regulation (EC) No 216/2008, critical maintenance tasks and aircraft continuing airworthiness monitoring (Text with EEA relevance)."
    },
    {
      "type": "F",
      "label": "F2",
      "text": "Substituted by Commission Implementing Regulation (EU) 2019/1383 of 8 July 2019 amending and correcting Regulation (EU) No 1321/2014 as regards safety management systems in continuing airworthiness management organisations and alleviations for general aviation aircraft concerning maintenance and continuing airworthiness management (Text with EEA relevance)."
    },
    {
      "type": "F",
      "label": "F3",
      "text": "Word in Annex 1 point M.A.306(a)(3) substituted (31.12.2020) by The Aviation Safety (Amendment) (EU Exit) Regulations 2020 (S.I. 2020/1116), regs. 1(2), 73(4)(a)"
    },
    {
      "type": "F",
      "label": "F4",
      "text": "Substituted by Commission Implementing Regulation (EU) 2020/270 of 25 February 2020 amending Regulation (EU) No 1321/2014 as regards transitional measures for organisations involved in the continuing airworthiness for general aviation and continuing airworthiness management and correcting that Regulation (Text with EEA relevance)."
    },
    {
      "type": "F",
      "label": "F5",
      "text": "Word in Annex 1 M.A.306(b) substituted (31.12.2020) by The Aviation Safety (Amendment) (EU Exit) Regulations 2020 (S.I. 2020/1116), regs. 1(2), 73(4)(b)"
    },
    {
      "type": "X",
      "label": "X1",
      "text": "Substituted by Corrigendum to Commission Implementing Regulation (EU) 2019/1383 of 8 July 2019 amending and correcting Regulation (EU) No 1321/2014 as regards safety management systems in continuing airworthiness management organisations and alleviations for general aviation aircraft concerning maintenance and continuing airworthiness management (Official Journal of the European Union L 228 of 4 September 2019)."
    },
    {
      "type": "X",
      "label": "X2",
      "text": "Deleted by Corrigendum to Commission Implementing Regulation (EU) 2019/1383 of 8 July 2019 amending and correcting Regulation (EU) No 1321/2014 as regards safety management systems in continuing airworthiness management organisations and alleviations for general aviation aircraft concerning maintenance and continuing airworthiness management (Official Journal of the European Union L 228 of 4 September 2019)."
    }
  ],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/eur/2014/1321/annex/I/division/1/section/A/division/subpart+c/division/m.a.306",
    "retrieved_at": "2026-11-01T14:47:03.190425+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."
}