{
  "url": "https://openlegislation.uk/eu-decision-2017-1442/annex/division-4/division-4.1/division-4.1.2/division-1",
  "json_url": "https://openlegislation.uk/eu-decision-2017-1442/annex/division-4/division-4.1/division-4.1.2/division-1.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/1",
  "kind": "division",
  "number": "BAT 41",
  "heading": "In order to prevent or reduce NOX emissions to air from the combustion of natural gas in boilers, BAT is to use one or a combination of the techniques given below.",
  "text": "Technique\nDescription\nApplicability\na.\nAir and/or fuel staging\nSee descriptions in Section 8.3.\nAir staging is often associated with low-NOX burners\nGenerally applicable\nb.\nFlue-gas recirculation\nSee description in Section 8.3\nc.\nLow-NOX burners (LNB)\nd.\nAdvanced control system\nSee description in Section 8.3.\nThis technique is often used in combination with other techniques or may be used alone for combustion plants operated < 500 h/yr\nThe applicability to old combustion plants may be constrained by the need to retrofit the combustion system and/or control command system\ne.\nReduction of the combustion air temperature\nSee description in Section 8.3\nGenerally applicable within the constraints associated with the process needs\nf.\nSelective non–catalytic reduction (SNCR)\nNot applicable to combustion plants operated < 500 h/yr with highly variable boiler loads.\nThe applicability may be limited in the case of combustion plants operated between 500 h/yr and 1 500 h/yr with highly variable boiler loads\ng.\nSelective catalytic reduction (SCR)\nNot applicable to combustion plants operated < 500 h/yr.\nNot generally applicable to combustion plants of < 100 MWth.\nThere may be technical and economic restrictions for retrofitting existing combustion plants operated between 500 h/yr and 1 500 h/yr",
  "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/eudn/2017/1442/annex/division/4/division/4.1/division/4.1.2/division/1",
    "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."
}