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See our final technical report and other ESO resources.

Balancing Services

We procure services to balance demand and supply and to ensure the security and quality of electricity supply across Britain's transmission system. 

To see a comprehensive list of balancing services and related areas, please go to the List of all balancing services page.

NEW! The ESO Balancing Services guidance document has been developed in response to feedback from new and existing providers. This document provides signposts to information on the wider electricity market, in addition to guidance on each stage of the provider journey, from signing a Framework Agreement to Settlement. We welcome your views and will be making continuous improvements based on feedback received. Let us know your thoughts by taking our short survey.

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Frequency response services

Our licence obligation is to control system frequency at 50Hz plus or minus 1%. Find out how to work with us.

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Reserve services

Find out how we access sources of extra power, so we can manage unforeseen demand increase or generation unavailability.

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System security services

Find out about the techniques and services we use to help maintain the security and quality of electricity supply across Britain's transmission system.

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Trading

Power exchange trades, forward trades, and balancing contract enactment to meet forecast requirements at minimum cost in advance of the balancing mechanism.

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Reactive power services

The flows of reactive power on the system affect voltage levels. Find out about the services we use to manage this.

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Demand side response (DSR)

Demand side response (DSR) is all about intelligent energy use. Find out how DSR can help business and consumers save on total energy costs and reduce their carbon footprint.

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Settlements

Find the forms you need to set up or change bank details with us, to change a reactive meter, change a contact or want to find out about statements, estimates and invoicing.

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Future of balancing services

A smart, flexible system that makes the best use of all the energy resources available will enable us to meet our customers’ needs in a balanced, efficient and economical way.

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Balancing Mechanism Wider Access

Find relevant guidance and supporting documents on our BM Wider Access work stream.

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