The Longer Fix v30

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 March 2027
Contract length
24 months
Electricity code
XIR
Gas code
YIR

Tariff overview

The Longer Fix v30 is a 24 month fixed tariff released on 16 December 2025. It is due to end around 31 March 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: 39.54p to 62.34p

Direct debit unit rate: 23.04p to 25.72p

Cash standing charge: 44.54p to 68.65p

Cash unit rate: 24.42p to 27.16p

Gas

Regions listed: 14

Direct debit standing charge: 25.39p to 32.48p

Direct debit unit rate: 6.25p to 6.67p

Cash standing charge: 30.45p to 37.30p

Cash unit rate: 6.61p to 7.04p

Multi-rate electricity

Regions listed: 14

Direct debit standing charge: 39.37p to 62.00p

Direct debit day rate: 30.51p to 33.14p

Direct debit night rate: 13.51p to 15.07p

Cash day rate: 31.97p to 34.73p

Cash night rate: 14.60p to 16.17p

Terms

Terms content has not been added yet.

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