{
  "url": "https://openlegislation.uk/energy-savings-opportunity-scheme-regulations-2014/regulation-21A",
  "json_url": "https://openlegislation.uk/energy-savings-opportunity-scheme-regulations-2014/regulation-21A.json",
  "legislation": "uksi/2014/1643",
  "legislation_title": "The Energy Savings Opportunity Scheme Regulations 2014",
  "legislation_url": "https://openlegislation.uk/energy-savings-opportunity-scheme-regulations-2014",
  "path": "regulation/21A",
  "kind": "regulation",
  "number": "21A",
  "heading": "Estimates",
  "text": "(1) Where a responsible undertaking uses an estimate in accordance with these Regulations it must record\n(a) details of the method used to make the estimate , and\n(b) the data used to make this estimate.\n(2) Where a responsible undertaking uses an estimate in accordance with regulations 23(7), 25A(2), 25B(3) or 26(7)(b) it must—\n(a) notify the scheme administrator that an estimate was used, and\n(b) record in the evidence pack, the reasons why an estimate was used.",
  "extent": null,
  "status": null,
  "version": "current",
  "annotations": [
    {
      "type": "F",
      "label": "F1",
      "text": "Reg. 21A inserted (29.11.2023) by The Energy Savings Opportunity Scheme (Amendment) Regulations 2023 (S.I. 2023/1182), regs. 1(2), 10"
    },
    {
      "type": "F",
      "label": "F2",
      "text": "Words in reg. 21A(1) renumbered as reg. 21A(1)(a) (22.7.2026) by The Energy Savings Opportunity Scheme (Amendment) Regulations 2026 (S.I. 2026/701), regs. 1(2), 9(a)"
    },
    {
      "type": "F",
      "label": "F3",
      "text": "Word in reg. 21A(1)(a) inserted (22.7.2026) by The Energy Savings Opportunity Scheme (Amendment) Regulations 2026 (S.I. 2026/701), regs. 1(2), 9(b)"
    },
    {
      "type": "F",
      "label": "F4",
      "text": "Reg. 21A(1)(b) inserted (22.7.2026) by The Energy Savings Opportunity Scheme (Amendment) Regulations 2026 (S.I. 2026/701), regs. 1(2), 9(c)"
    }
  ],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/uksi/2014/1643/regulation/21A",
    "retrieved_at": "2026-10-29T00:12:06.235678+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."
}