Write a professional complaint letter citing the specific Ofgem regulations British Gas must follow. Free. Takes 2 minutes.
Start Your Complaint →Charged for energy used more than 12 months ago? Under Ofgem rules (SLC 21B), British Gas can only back-bill for a maximum of 12 months if the billing error was their fault.
British Gas is legally required to attempt meter readings at least every 2 years (SLC 21A). If they've been sending estimated bills and overcharging you, you have strong grounds for a complaint.
British Gas owes you £30 per missed appointment under Ofgem Guaranteed Standards. This is automatic compensation - you shouldn't have to chase it.
Double-charged, payment not recorded, or incorrect tariff applied? British Gas must maintain accurate billing under SLC 21.
Smart meter not working, showing wrong readings, or British Gas refusing to fix it? They have obligations under SLC 12 and SLC 13.
Long hold times, unhelpful staff, or broken promises? British Gas must treat all customers fairly under Ofgem's Standards of Conduct (SLC 0).
Submit your complaint in writing. GL Complaint generates this letter for you, citing specific regulations.
British Gas should respond within 14 days. If they don't, send a follow-up.
If British Gas hasn't resolved your complaint, request a letter of deadlock.
After 8 weeks (or with a deadlock letter), escalate for free. The Ombudsman's decision is binding on British Gas.
Free first letter. No legal jargon - we handle the regulation citations.
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