Changelog
A dated record of real changes to the Ofgem energy-price data behind PlainEnergyBills' regional and historical figures. This list only carries changes we can point to in our own build history. See the editorial policy & corrections process for how a specific figure gets corrected.
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Initial data build
The first ETL run populated the portal database from Ofgem default tariff cap publications, the domestic supplier licensing register, and the October 2023 Typical Domestic Consumption Values (TDCV) review.
Download the Ofgem cap extract cited on this page: energy-bill-statistics.csv (Ofgem public records · CC BY 4.0).