Direct debit supported Cash supported
Exclusive Fixed Energy v51
Ends 31 May 2026
View tariff pageFixed Tariff v35
Tariff details for British Gas, including contract notes, price ranges and the supporting metadata we currently hold.
Official ismybillfair partner
Direct debit supported Cash supported
End date
31 March 2026
Contract length
12 months
Electricity code
XKO
Gas code
YKO
Tariff overview
Fixed Tariff v35 was a 12 fixed tariff released on 16 December 2025, with an expected end date around 31 March 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 This tariff is no longer current, but it may still be useful if you are checking an older bill, reviewing a previous deal, or trying to understand what tariff you were on before moving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.
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: 40.63p to 62.58p
Direct debit unit rate: 21.96p to 24.90p
Cash standing charge: 45.38p to 68.68p
Cash unit rate: 23.21p to 26.25p
Gas
Regions listed: 14
Direct debit standing charge: 28.28p to 31.44p
Direct debit unit rate: 6.27p to 6.72p
Cash standing charge: 33.29p to 35.76p
Cash unit rate: 6.60p to 7.07p
Multi-rate electricity
Regions listed: 14
Direct debit standing charge: 40.62p to 66.78p
Direct debit day rate: 26.40p to 31.78p
Direct debit night rate: 12.50p to 14.82p
Cash day rate: 27.74p to 33.28p
Cash night rate: 13.51p to 15.81p
Terms
Terms content has not been added yet.
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