{
 "id": "seg_licensees_2026_27",
 "name": "SEG licensees for 1 April 2026 to 31 March 2027",
 "category": "seg",
 "value_num": null,
 "display": "Mandatory SEG licensees: British Gas Trading Limited; E (Gas and Electricity) Ltd; E.ON Next Energy Limited; EDF Energy Customers Limited; Electricity Plus Supply Limited (trading as Utility Warehouse); Foxglove Energy Supply Limited; Fuse Energy Supply Limited; Octopus Energy Limited; OVO Electricity Ltd; ScottishPower Energy Retail Limited; So Energy Trading Limited; Utilita Energy Limited. Voluntary: Pozitive Energy Ltd; Ruby Electricity Ltd; Smart Pay Energy Ltd; Voltx Power Ltd",
 "unit": "suppliers that told Ofgem they are SEG licensees for the SEG year",
 "period_start": "2026-04-01",
 "period_end": "2027-03-31",
 "period_kind": "data",
 "deadline": null,
 "source_url": "https://www.ofgem.gov.uk/guidance/smart-export-guarantee-supplier-list",
 "source_org": "Ofgem",
 "checked_at": "2026-09-28",
 "recheck_by": "2026-10-28",
 "history": [],
 "public_note": "Ofgem publishes which suppliers have told it they are taking part in the Smart Export Guarantee each year. The big ones have no choice: a supplier with enough household customers must offer a tariff. Smaller ones can volunteer.",
 "next": null,
 "url": "https://hearthsum.co.uk/api/seg_licensees_2026_27.json"
}