Energy


The importance of half-hour and smart meters One of the most important developments affecting business electricity is the increasing use of half-hourly metering. Newer smart or automated reter reading


(AMR) meters can record electricity usage every 30 minutes, unlike traditional meters. These are often referred to as half-hour


meters, smart meters, AMR meters and advanced meters. Half-hourly data provides suppliers with a


detailed picture of exactly when electricity is used throughout the day. This benefits providers in several ways: n More accurate quotations. n Improved billing accuracy. n Better understanding of consumption patterns.


n Reduced estimated billing disputes. n More suitable contract structures. n Easier supplier switching.


The UK electricity market is currently transitioning toward market-wide half-hour settlement (MHHS). Under this system, suppliers will increasingly pay for electricity based on actual half-hour consumption rather than estimates. This transition is likely to make half-


hour data even more important in future contract pricing. Providers that delay meter upgrades may therefore find themselves at a disadvantage when seeking renewal quotations.


How to identify meter types Many providers remain unsure about what type of electricity meter they currently have. Meter details usually appear on electricity bills. Certain meter profile classes provide


useful indicators: n 00 indicates a half-hour meter. n 02 relates to domestic meters. n 03 and 04 may indicate newer meters. n 05 to 08 out of date meters.


Any business still operating on older 05–08 meters without advanced metering may wish to seek clarification from suppliers or brokers. These should have been upgraded by the supplier as far back as 2014. Providers should also be aware that


there is currently a national backlog for meter upgrades. In some areas, shortages of qualified engineers are already causing delays. If a provider has a fixed price contract,


upgrading won’t cause a financial benefit until that contract ends but it will provide


an accurate history of accurate usage, which can enable a considerable cost saving at renewal.


Incorrect billing and hidden costs Across the adult social care sector, substantial amounts of money have been lost


due to: n Incorrect VAT charging. n Climate change levy errors. n Hidden broker commissions. n Poorly structured contracts. n Inappropriate tolerance clauses. n Billing inaccuracies. n Lack of oversight.


In some cases, providers have unknowingly overpaid for years. This highlights the importance of regular bill validation and professional contract review. Energy procurement has become


increasingly technical and providers should ensure they understand: n Standing charges. n Non-commodity costs. n Network charges. n Pass-through costs. n Metering charges. n Contract tolerance conditions. n Renewal terms. n Deemed rates.


A failure to understand these details can lead to substantial avoidable expenditure.


Tolerance clauses and their impact Many electricity contracts contain tolerance clauses that penalise businesses if actual consumption differs significantly from


32 www.thecarehomeenvironment.com July 2026


contracted usage levels. Some suppliers apply very tight tolerances, such as 90 per cent to 110 per cent. For the care sector, these narrow ranges


may be unsuitable because consumption can fluctuate due to changes in occupancy, seasonal weather, installation of new equipment and resident dependency levels. Wider tolerances, such as 75 per cent to


125 per cent are often more appropriate for care providers. Importantly, shifting electricity usage


away from red to other periods does not affect annual consumption totals. Providers may therefore reduce peak-period costs without breaching tolerance thresholds.


The role of solar energy Many providers are considering solar energy installations to reduce electricity costs, as it can certainly help reduce overall daytime electricity consumption, particularly during brighter months. However, providers should understand that this type of energy alone may not fully resolve the challenges associated with red-period charging. This is because expensive charging periods often occur later in the afternoon or evening when solar generation is lower.


The importance of professional advice The electricity market has become increasingly complicated. Providers are now faced with multiple contract options


including: n Single-rate contracts n Day/night tariffs n Red/amber/green contracts


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