Direct debit supported Cash supported
Exclusive Fixed Energy v51
Ends 31 May 2026
View tariff pageFixed Tariff v18
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 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 This tariff is no longer current, but it may still be useful if you are checking an older bill, reviewing a previous deal, or trying to understand what tariff you were on before moving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.
Check my billContract 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: 37.73p to 67.16p
Direct debit unit rate: 21.44p to 24.98p
Cash standing charge: 42.36p to 73.81p
Cash unit rate: 22.71p to 26.33p
Gas
Regions listed: 14
Direct debit standing charge: 26.46p to 28.15p
Direct debit unit rate: 5.82p to 6.35p
Cash standing charge: 31.36p to 32.48p
Cash unit rate: 6.14p to 6.70p
Multi-rate electricity
Regions listed: 14
Direct debit standing charge: 37.61p to 66.78p
Direct debit day rate: 25.91p to 31.02p
Direct debit night rate: 13.05p to 13.94p
Cash day rate: 27.25p to 32.51p
Cash night rate: 14.05p to 14.93p
Terms
Terms content has not been added yet.
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