Price Promise May25

Tariff details for British Gas, including contract notes, price ranges and the supporting metadata we currently hold.

Direct debit supported Cash supported
End date
31 May 2025
Contract length
18 months
Electricity code
E9I
Gas code
G9I

Tariff overview

Price Promise May25 was a 18 fixed tariff released on 16 December 2025, with an expected end date around 31 May 2025. This tariff is no longer current, but it may still be useful if you are checking an older bill, reviewing a previous deal, or trying to understand what tariff you were on before moving elsewhere.

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Contract snapshot

Contract length
18 months
Exit fee
£75
Smart meter
Not required or not listed
Cash payments
Supported

Price ranges by region

These summaries show the range of rates we currently hold across regions, rather than one national figure.

Electricity

Regions listed: 14

Direct debit standing charge: 39.29p to 68.25p

Direct debit unit rate: 22.69p to 24.89p

Cash standing charge: 43.34p to 74.29p

Cash unit rate: 23.87p to 26.19p

Gas

Regions listed: 14

Direct debit standing charge: 29.67p to 30.89p

Direct debit unit rate: 5.57p to 5.98p

Cash standing charge: 33.87p to 33.90p

Cash unit rate: 5.86p to 6.29p

Multi-rate electricity

Regions listed: 14

Direct debit standing charge: 39.25p to 68.00p

Direct debit day rate: 25.49p to 28.17p

Direct debit night rate: 16.19p to 17.62p

Cash day rate: 26.62p to 29.40p

Cash night rate: 17.35p to 18.82p

Terms

Terms content has not been added yet.

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