The Longer Fix v10

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

Direct debit supported Cash supported
End date
31 October 2026
Contract length
24 months
Electricity code
XNF
Gas code
YNF

Tariff overview

The Longer Fix v10 is a 24 month fixed tariff released on 16 December 2025. It is due to end around 31 October 2026. 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.

Check my bill

Contract 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: 32.71p to 61.77p

Direct debit unit rate: 22.08p to 24.46p

Cash standing charge: 37.10p to 68.10p

Cash unit rate: 23.24p to 25.75p

Gas

Regions listed: 14

Direct debit standing charge: 26.50p to 27.16p

Direct debit unit rate: 5.81p to 6.21p

Cash standing charge: 31.25p to 31.28p

Cash unit rate: 6.11p to 6.54p

Multi-rate electricity

Regions listed: 14

Direct debit standing charge: 32.62p to 61.46p

Direct debit day rate: 27.31p to 30.71p

Direct debit night rate: 12.43p to 13.27p

Cash day rate: 28.53p to 32.12p

Cash night rate: 13.36p to 14.21p

Terms

Terms content has not been added yet.

Related tariffs

Direct debit supported Cash supported

Fixed Tariff v95

Ends 31 October 2026

View tariff page
Direct debit supported Cash supported

Fixed Tariff Oct26 v1

Ends 31 October 2026

View tariff page
Direct debit supported Cash supported

Fixed Tariff Oct26 v2

Ends 31 October 2026

View tariff page
Direct debit supported Cash supported

Fixed Tariff Oct26 v3

Ends 31 October 2026

View tariff page

Save 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