The Longer Fix v36

Tariff details for British Gas, including contract notes, price ranges and the supporting metadata we currently hold.

Direct debit supported Cash supported
End date
30 June 2027
Contract length
24 months
Electricity code
XFM
Gas code
YFM

Tariff overview

The Longer Fix v36 is a 24 month fixed tariff released on 16 December 2025. It is due to end around 30 June 2027. This tariff is not currently available for new switches. This type of tariff is usually aimed at customers who want price certainty for a set period, so the main things to review are the tariff end date, any exit fees, and what happens when the fixed term finishes.

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Contract snapshot

Contract length
24 months
Exit fee
£75
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: 40.29p to 64.43p

Direct debit unit rate: 23.58p to 26.11p

Cash standing charge: 47.82p to 72.24p

Cash unit rate: 24.89p to 27.57p

Gas

Regions listed: 14

Direct debit standing charge: 28.06p to 28.74p

Direct debit unit rate: 5.94p to 6.30p

Cash standing charge: 35.77p to 35.79p

Cash unit rate: 6.26p to 6.64p

Multi-rate electricity

Regions listed: 14

Direct debit standing charge: 40.48p to 63.87p

Direct debit day rate: 29.39p to 32.70p

Direct debit night rate: 12.45p to 13.91p

Cash day rate: 30.81p to 34.31p

Cash night rate: 13.42p to 14.95p

Terms

Terms content has not been added yet.

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