The Longer Fix v36

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
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: 42.31p to 67.65p

Direct debit unit rate: 24.76p to 27.42p

Cash standing charge: 50.22p to 75.85p

Cash unit rate: 26.14p to 28.95p

Gas

Regions listed: 14

Direct debit standing charge: 29.47p to 30.18p

Direct debit unit rate: 6.23p to 6.62p

Cash standing charge: 37.56p to 37.58p

Cash unit rate: 6.57p to 6.97p

Multi-rate electricity

Regions listed: 14

Direct debit standing charge: 42.51p to 67.07p

Direct debit day rate: 30.86p to 34.34p

Direct debit night rate: 13.08p to 14.60p

Cash day rate: 32.35p to 36.03p

Cash night rate: 14.09p to 15.70p

Terms

Terms content has not been added yet.

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