{"analytics_identifier":null,"base_path":"/government/statistics/great-british-insulation-scheme-release-june-2026","content_id":"dfaa82bd-8bb4-489c-b232-1de7f94b449d","description":"Statistical release on Great British Insulation Scheme (GBIS) statistics to monitor the installation of energy efficiency measures in domestic properties in Great Britain.","details":{"attachments":[{"attachment_type":"html","command_paper_number":"","hoc_paper_number":"","id":"9344037","isbn":"","title":"Summary of the Great British Insulation Scheme: June 2026","unique_reference":"","unnumbered_command_paper":false,"unnumbered_hoc_paper":false,"url":"/government/statistics/great-british-insulation-scheme-release-june-2026/summary-of-the-great-british-insulation-scheme-june-2026"},{"accessible":false,"alternative_format_contact_email":"alt.formats@energysecurity.gov.uk","assets":[{"asset_manager_id":"6a3bab81d52550a19950f2f2","filename":"GBIS_Release_June_2026.xlsx"}],"attachment_type":"file","command_paper_number":"","content_type":"application/vnd.openxmlformats-officedocument.spreadsheetml.sheet","file_size":202847,"filename":"GBIS_Release_June_2026.xlsx","hoc_paper_number":"","id":"9344038","isbn":"","title":"Great British Insulation Scheme statistics: June 2026 (Excel)","unique_reference":"","unnumbered_command_paper":false,"unnumbered_hoc_paper":false,"url":"https://assets.publishing.service.gov.uk/media/6a3bab81d52550a19950f2f2/GBIS_Release_June_2026.xlsx"},{"accessible":true,"alternative_format_contact_email":"alt.formats@energysecurity.gov.uk","assets":[{"asset_manager_id":"6a3bab7233bc5beefd3c4846","filename":"GBIS_Release_June_2026.ods"}],"attachment_type":"file","command_paper_number":"","content_type":"application/vnd.oasis.opendocument.spreadsheet","file_size":174861,"filename":"GBIS_Release_June_2026.ods","hoc_paper_number":"","id":"9344042","isbn":"","title":"Great British Insulation Scheme statistics: June 2026 (ODS)","unique_reference":"","unnumbered_command_paper":false,"unnumbered_hoc_paper":false,"url":"https://assets.publishing.service.gov.uk/media/6a3bab7233bc5beefd3c4846/GBIS_Release_June_2026.ods"}],"body":"<div class=\"govspeak\"><div class=\"call-to-action\">\n  <h2 id=\"revisions-to-measure-delivery\">Revisions to measure delivery</h2>\n\n  <p>Please note that the Ofgem data featured in this release continues to be provisional and subject to revision pending ongoing processing and validation of measures by Ofgem. <a href=\"https://www.gov.uk/government/collections/great-british-insulation-scheme\">We are proposing</a> that one more publication will be produced in autumn 2026 to cover any final revisions.</p>\n</div>\n\n<p>This release includes measures installed and households upgraded under the Great British Insulation Scheme (<abbr title=\"Great British Insulation Scheme\">GBIS</abbr>).</p>\n\n<p>As part of the scheme monitoring, the analysis is shown by measure type and geographical region. 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Data provided in the monthly release are two months in arrears.</p>\n\n<p>These statistics are provisional and are subject to future revisions.</p>\n\n<p>Enquiries about these statistics should be directed to:  <a href=\"mailto:energyefficiency.stats@energysecurity.gov.uk\">energyefficiency.stats@energysecurity.gov.uk</a></p>\n\n</div>","change_history":[{"note":"First published.","public_timestamp":"2026-06-25T08:30:03Z"}],"document_type_label":"Official Statistics","emphasised_organisations":["6315817c-ef11-4905-bb4d-b6dca8e9052c"],"featured_attachments":["9344037","9344038","9344042"],"first_public_at":"2026-06-25T09:30:03.000+01:00","national_applicability":{"england":{"applicable":true,"label":"England"},"northern_ireland":{"alternative_url":"","applicable":false,"label":"Northern 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