Fixed Tariff v12

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

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Direct debit supported Cash supported
End date
31 January 2026
Contract length
13 months
Electricity code
X6X
Gas code
Y6X

Tariff overview

Fixed Tariff v12 was a 13 fixed tariff released on 19 December 2025, with an expected end date around 31 January 2026. This tariff is no longer current, but it may still be useful if you are checking an older bill, reviewing a previous deal, or trying to understand what tariff you were on before moving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
13 months
Exit fee
£Not listed
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: 13

Direct debit standing charge: 39.31p to 69.83p

Direct debit unit rate: 23.44p to 25.98p

Cash standing charge: 43.94p to 76.48p

Cash unit rate: 24.68p to 27.35p

Gas

Regions listed: 13

Direct debit standing charge: 29.04p to 29.73p

Direct debit unit rate: 6.18p to 6.60p

Cash standing charge: 34.03p to 34.06p

Cash unit rate: 6.50p to 6.95p

Multi-rate electricity

Regions listed: 13

Direct debit standing charge: 39.18p to 69.46p

Direct debit day rate: 29.15p to 32.78p

Direct debit night rate: 13.27p to 14.17p

Cash day rate: 30.46p to 34.30p

Cash night rate: 14.28p to 15.16p

Terms

Terms content has not been added yet.

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