{
  "url": "https://openlegislation.uk/eu-decision-2017-1442/annex/division-4/division-4.1/division-4.1.2/division-5",
  "json_url": "https://openlegislation.uk/eu-decision-2017-1442/annex/division-4/division-4.1/division-4.1.2/division-5.json",
  "legislation": "eudn/2017/1442",
  "legislation_title": "Commission Implementing Decision (EU) 2017/1442 of 31 July 2017 establishing best available techniques (BAT) conclusions, under Directive 2010/75/EU of the European Parliament and of the Council, for large combustion plants (notified under document C(2017) 5225) (Text with EEA relevance)",
  "legislation_url": "https://openlegislation.uk/eu-decision-2017-1442",
  "path": "annex/division/4/division/4.1/division/4.1.2/division/5",
  "kind": "division",
  "number": "BAT 45",
  "heading": "In order to reduce non-methane volatile organic compounds (NMVOC) and methane (CH4) emissions to air from the combustion of natural gas in spark-ignited lean-burn gas engines, BAT is to ensure optimised combustion and/or to use oxidation catalysts.",
  "text": "Table 26\nBAT-associated emission levels (BAT-AELs) for formaldehyde and CH4 emissions to air from the combustion of natural gas in a spark-ignited lean-burn gas engine\nFor existing plants operated < 500 h/yr, these levels are indicative.\nThis BAT-AEL is expressed as C at full load operation.\nCombustion plant total rated thermal input (MWth)\nBAT-AELs (mg/Nm3)\nFormaldehyde\nCH4\nAverage over the sampling period\nNew or existing plant\nNew plant\nExisting plant\n≥ 50\n5–15\n215–500\n215–560",
  "extent": "E+W+S+N.I.",
  "status": null,
  "version": "current",
  "annotations": [
    {
      "type": "footnote",
      "label": "f1",
      "text": "For existing plants operated < 500 h/yr, these levels are indicative."
    },
    {
      "type": "footnote",
      "label": "f2",
      "text": "This BAT-AEL is expressed as C at full load operation."
    }
  ],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/eudn/2017/1442/annex/division/4/division/4.1/division/4.1.2/division/5",
    "retrieved_at": "2026-11-01T15:13:23.628050+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."
}