Fixed Tariff v18

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 December 2025
Contract length
12 months
Electricity code
XLA
Gas code
YLA

Tariff overview

Fixed Tariff v18 was a 12 fixed tariff released on 16 December 2025, with an expected end date around 31 December 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 This tariff is no longer current, but it may still be useful if you are checking an older bill, reviewing a previous deal, or trying to understand what tariff you were on before moving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
12 months
Exit fee
£50
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: 35.93p to 63.96p

Direct debit unit rate: 20.42p to 23.79p

Cash standing charge: 40.34p to 70.29p

Cash unit rate: 21.63p to 25.08p

Gas

Regions listed: 14

Direct debit standing charge: 25.20p to 26.81p

Direct debit unit rate: 5.54p to 6.05p

Cash standing charge: 29.86p to 30.93p

Cash unit rate: 5.85p to 6.38p

Multi-rate electricity

Regions listed: 14

Direct debit standing charge: 35.82p to 63.60p

Direct debit day rate: 24.68p to 29.54p

Direct debit night rate: 12.43p to 13.27p

Cash day rate: 25.95p to 30.97p

Cash night rate: 13.38p to 14.22p

Terms

Terms content has not been added yet.

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