Understanding billing and metering requirements for UK heat networks. Heat cost allocators, individual meters, billing frequency, and Ofgem transparency.
Heat network billing is governed by two overlapping frameworks: the Heat Network (Metering and Billing) Regulations 2014 (which continue to apply during the transition period) and the new Ofgem Authorisation Conditions covering billing transparency and fair pricing. Operators must comply with both sets of requirements.
The 2014 Regulations require heat network operators to install individual heat meters or heat cost allocators where it is cost-effective and technically feasible to do so. Individual metering allows consumers to be billed based on their actual consumption rather than a flat charge, which incentivises energy efficiency and is considered fairer. Where individual metering is not feasible, operators must conduct a cost-effectiveness assessment and retain the documentation.
Under the new Ofgem framework, metering accuracy and reliability become more important. Operators should ensure meters are regularly calibrated or replaced according to manufacturer specifications.
Ofgem's Authorisation Conditions require that bills are clear, accurate, and not misleading. Consumers must be able to understand what they are being charged for, how their charges are calculated, and how their consumption compares to previous periods. Bills should clearly distinguish between variable charges and fixed charges. Estimated bills should be clearly identified as estimates.
Operators must offer reasonable billing arrangements, including the option to pay by direct debit where requested. Annual billing with a single large payment is unlikely to meet Ofgem's expectations, particularly for vulnerable consumers. Operators should consider offering monthly or quarterly billing as standard.
Operators need a billing policy covering meter reading schedules, bill calculation methodology, payment methods, estimated billing procedures, back-billing limits, and dispute resolution. A customer-facing billing guide should explain the same information in plain language.
Wizard-driven templates covering every billing and metering Authorisation Condition — ready for Ofgem review.
Generate billing and metering documentationAlso see: Complaints Handling Guide — timescales, recording, and Energy Ombudsman escalation requirements.