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Updates

What has changed and when, in a few paragraphs each. Newest first, every one linked to the official source.

  1. Pending

    What we know about HNTAS ahead of its planned 2027 launch

    GOV.UK has updated its page on the Heat Network Technical Assurance Scheme. Here is what HNTAS is, where it fits alongside Ofgem regulation and what operators can do now.

  2. In force

    Ofgem regulation of heat networks begins, with simpler metering and billing rules

    Ofgem became the regulator for heat networks across Great Britain on 27 January 2026. Existing networks have a year to register, and the 2014 metering and billing rules have been trimmed.

  3. Announced

    Zoning government response and Warm Homes Plan published

    The government has published its response on heat network zoning, setting out which buildings must connect, and the Warm Homes Plan, with £1bn for heat networks this Parliament.

  4. Announced

    Six places named to develop the first heat network zones

    The government has named six towns and cities, with seven schemes between them, to develop England's first heat network zones, backed by £5.8m of funding.

  5. In force

    Energy Act 2023 gives the government powers to create heat network zones

    The Energy Act 2023 has become law. Part 8 includes the powers the government needs to set up heat network zones in England, though detailed regulations are still to come.