Direct debit supported Cash supported
Exclusive Fixed Energy v51
Ends 31 May 2026
View tariff pageFixed tariff v20
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 January 2026
Contract length
12 months
Electricity code
XLE
Gas code
YLE
Tariff overview
Fixed tariff v20 was a 12 fixed tariff released on 16 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 This tariff is no longer current, but it may still be useful if you are checking an older bill, reviewing a previous deal, or trying to understand what tariff you were on before moving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.
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: 40.90p to 70.80p
Direct debit unit rate: 22.08p to 24.61p
Cash standing charge: 45.54p to 77.45p
Cash unit rate: 23.31p to 25.98p
Gas
Regions listed: 14
Direct debit standing charge: 28.96p to 37.34p
Direct debit unit rate: 6.00p to 6.51p
Cash standing charge: 33.52p to 41.74p
Cash unit rate: 6.32p to 6.86p
Multi-rate electricity
Regions listed: 14
Direct debit standing charge: 38.30p to 67.95p
Direct debit day rate: 26.96p to 30.62p
Direct debit night rate: 13.47p to 14.36p
Cash day rate: 28.27p to 32.08p
Cash night rate: 14.47p to 15.36p
Terms
Terms content has not been added yet.
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