Energy

ESOS Phase 4 marks a shift from identifying energy-saving opportunities to demonstrating measurable action. With mandatory annual progress updates, stricter compliance requirements, and greater board-level accountability, businesses must now show how they are delivering against their energy efficiency commitments while preparing for future net zero expectations.

Market-wide Half-Hourly Settlement replaces estimated electricity profiling with mandatory half-hourly data by 2026, improving billing accuracy, governance, ESG reporting, and enabling demand-side response, tariff optimisation, and cost-effective carbon reduction strategies.