The Longer Fix v40

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
31 August 2027
Contract length
24 months
Electricity code
XCJ
Gas code
YCJ

Tariff overview

The Longer Fix v40 is a 24 month fixed tariff released on 16 December 2025. It is due to end around 31 August 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: 42.65p to 68.00p

Direct debit unit rate: 24.78p to 27.24p

Cash standing charge: 50.81p to 76.57p

Cash unit rate: 26.20p to 28.77p

Gas

Regions listed: 14

Direct debit standing charge: 29.81p to 30.52p

Direct debit unit rate: 5.80p to 6.23p

Cash standing charge: 37.70p to 38.08p

Cash unit rate: 6.13p to 6.58p

Multi-rate electricity

Regions listed: 14

Direct debit standing charge: 42.85p to 67.41p

Direct debit day rate: 30.70p to 33.26p

Direct debit night rate: 12.83p to 14.08p

Cash day rate: 32.21p to 34.96p

Cash night rate: 13.87p to 15.19p

Terms

Terms content has not been added yet.

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