{
  "url": "https://openlegislation.uk/gas-calculation-of-thermal-energy-amendment-regulations-1997/regulation-12",
  "json_url": "https://openlegislation.uk/gas-calculation-of-thermal-energy-amendment-regulations-1997/regulation-12.json",
  "legislation": "uksi/1997/937",
  "legislation_title": "The Gas (Calculation of Thermal Energy) (Amendment) Regulations 1997",
  "legislation_url": "https://openlegislation.uk/gas-calculation-of-thermal-energy-amendment-regulations-1997",
  "path": "regulation/12",
  "kind": "regulation",
  "number": "12",
  "heading": null,
  "text": "In Part I of the Schedule to the Principal Regulations, for the last entry in the Table there shall be substituted the following entries—\nHeight above sea level in metres\nPressure in millibars to be deducted\nHeight above sea level in metres\nPressure in millibars to be deducted\nHeight above sea level in metres\nPressure in millibars to be deducted\n>295.0<=297.5\n35.762\n>332.5<=335.0\n40.269\n>370.0<=372.5\n44.777\n>297.5<=300.0\n36.062\n>335.0<=337.5\n40.570\n>372.5<=375.0\n45.077\n>300.0<=302.5\n36.363\n>337.5<=340.0\n40.870\n>375.0<=377.5\n45.378\n>302.5<=305.0\n36.663\n>340.0<=342.5\n41.171\n>377.5<=380.0\n45.678\n>305.0<=307.5\n36.964\n>342.5<=345.0\n41.471\n>380.0<=382.5\n45.979\n>307.5<=310.0\n37.264\n>345.0<=347.5\n41.772\n>382.5<=385.0\n46.279\n>310.0<=312.5\n37.565\n>347.5<=350.0\n42.072\n>385.0<=387.5\n46.580\n>312.5<=315.0\n37.865\n>350.0<=352.5\n42.373\n>387.5<=390.0\n46.880\n>315.0<=317.5\n38.166\n>352.5<=355.0\n42.673\n>390.0<=392.5\n47.181\n>317.5<=320.0\n38.466\n>355.0<=357.5\n42.974\n>392.5<=395.0\n47.481\n>320.0<=322.5\n38.767\n>357.5<=360.0\n43.274\n>395.0<=397.5\n47.782\n>322.5<=325.0\n39.067\n>360.0<=362.5\n43.575\n>397.5<=400.0\n48.082\n>325.0<=327.5\n39.368\n>362.5<=365.0\n43.875\n>400.00\n48.383\n>327.5<=330.0\n39.668\n>365.0<=367.5\n44.176\n>330.0<=332.5\n39.969\n>367.5<=370.0\n44.476",
  "extent": null,
  "status": null,
  "version": "current",
  "annotations": [],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/uksi/1997/937/regulation/12",
    "retrieved_at": "2026-10-29T12:11:23.516224+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."
}