Direct debit supported Cash supported
Exclusive Fixed Energy v51
Ends 31 May 2026
View tariff pageThe Fixed One 24M v1
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
30 September 2025
Contract length
24 months
Electricity code
XVX
Gas code
YVX
Tariff overview
The Fixed One 24M v1 was a 24 fixed tariff released on 16 December 2025, with an expected end date around 30 September 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 This tariff is no longer current, but it may still be useful if you are checking an older bill, reviewing a previous deal, or trying to understand what tariff you were on before moving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
- 24 months
- Exit fee
- £100
- 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: 36.81p to 60.45p
Direct debit unit rate: 29.35p to 31.27p
Cash standing charge: 42.69p to 67.59p
Cash unit rate: 30.74p to 32.77p
Gas
Regions listed: 14
Direct debit standing charge: 27.74p
Direct debit unit rate: 7.44p to 7.78p
Cash standing charge: 33.11p
Cash unit rate: 7.80p to 8.15p
Multi-rate electricity
Regions listed: 14
Direct debit standing charge: 36.91p to 60.54p
Direct debit day rate: 36.91p to 39.85p
Direct debit night rate: 15.53p to 16.60p
Cash day rate: 38.53p to 41.55p
Cash night rate: 16.49p to 17.57p
Terms
Terms content has not been added yet.
Related tariffs
Direct debit supported Cash supported
Exclusive Fixed Energy v52
Ends 31 May 2026
View tariff page Direct debit supported Cash supported
Exclusive Fixed Energy v53
Ends 31 May 2026
View tariff page Direct debit supported Cash supported
Exclusive Fixed Energy v59
Ends 31 May 2026
View tariff pageSave with your current British Gas tariff in just 60 seconds
Enter your postcode to get started
We'll check your suppliers best deals
Don't just take our word for it
Join households across the UK who asked ismybillfair