{
  "dataset": "lookup",
  "generated": "2026-08-27T16:34:19.447Z",
  "licence": {
    "compilation": "CC BY 4.0",
    "compilation_url": "https://creativecommons.org/licenses/by/4.0/",
    "attribution": "Tariff Tracker, tarifftracker.io, published by PEF Consulting Partners Limited",
    "underlying": "The figures themselves belong to the bodies named in each dataset's sources. Most are Crown copyright under the Open Government Licence v3. Supplier tariff rates belong to the suppliers who publish them. Check the source terms before you rely on any of it commercially.",
    "corrections": "If a figure here is wrong, say so and we will correct it and record that we did."
  },
  "docs": "https://tarifftracker.io/api/",
  "fields": "https://tarifftracker.io/api/v1/dictionary",
  "as_of": "2026-08-26",
  "sources": [
    {
      "name": "Electricity regions verified against the industry grid supply point mapping",
      "url": "https://www.ofgem.gov.uk/energy-price-cap"
    },
    {
      "name": "Ofgem, energy price cap, regional unit rates and standing charges",
      "url": "https://www.ofgem.gov.uk/energy-price-cap",
      "licence": "Open Government Licence v3"
    },
    {
      "name": "Water UK, average bill changes",
      "url": "https://www.water.org.uk/annual-average-bill-changes-2026-27"
    }
  ],
  "caveats": [
    "Electricity regions follow grid supply point boundaries, which do not follow postcodes exactly. Where an area sits across two, both are named in region_straddles and neither is guessed at.",
    "Water boundaries follow river catchments, not postcodes, so water is approximate. Where an area is split, both companies are named.",
    "Scotland has two electricity regions and its own water arrangements. Scottish Water is not in the England and Wales bill table."
  ],
  "data": {
    "postcode_area": "L",
    "outcode": "L1",
    "electricity_region": "Merseyside and Northern Wales",
    "region_straddles": null,
    "region_page": "https://tarifftracker.io/energy/region/merseyside-and-north-wales/",
    "cap_electricity_standing_p_day": 67.66,
    "cap_electricity_unit_p_kwh": 27.86,
    "water_company": "United Utilities",
    "water_company_split": null,
    "water_average_bill_gbp": 660,
    "scotland": false,
    "council_tax_band_ratios": {
      "A": 0.6667,
      "B": 0.7778,
      "C": 0.8889,
      "D": 1,
      "E": 1.2222,
      "F": 1.4444,
      "G": 1.6667,
      "H": 2
    }
  },
  "blanks": {
    "electricity_region": "We hold no region for this area. If it is a real postcode area, that is a gap worth reporting.",
    "region_straddles": "This area sits in one region.",
    "cap_electricity_standing_p_day": "No region, so no rates.",
    "cap_electricity_unit_p_kwh": "No region, so no rates.",
    "water_company": "Scotland, where supply is Scottish Water and is not in the England and Wales table, or an area we hold no company for.",
    "water_company_split": "One company serves this area.",
    "water_average_bill_gbp": "No company, so no bill. Scottish charges are set differently and are not in this table."
  }
}