Preparing consumers and suppliers for Market-wide Half-Hourly Settlement (MHHS)

Preparing consumers and suppliers for Market-wide Half-Hourly Settlement (MHHS)

What is Market-Wide Half-Hourly Settlement (MHHS)?
Market-wide Half-Hourly Settlement (MHHS) is a major energy reform that will require all electricity to be settled in half-hourly consumption data by 2027.
MHHS will improve accuracy, efficiency and flexibility across the energy market, supporting a smarter and more responsive energy system.


What is Market-Wide Half-Hourly Settlement (MHHS)?
Market-wide Half-Hourly Settlement (MHHS) is a major energy reform that will require all electricity to be settled in half-hourly consumption data by 2027.
MHHS will improve accuracy, efficiency and flexibility across the energy market, supporting a smarter and more responsive energy system.
What you need to know
SMS is playing a pivotal role in the Market-wide Half-Hourly Settlement (MHHS) migration, helping to deliver one of the most significant transformations ever undertaken in the UK electricity market. As a trusted industry partner, SMS is enabling suppliers and market participants to transition smoothly to the new settlement arrangements through proven data, metering and migration expertise. With over 5 million MPANs already migrated, SMS is demonstrating both the scale of its capability and its commitment to supporting a successful industry-wide rollout. This migration footprint equates to the management and processing of approximately 100 billion meter data transactions annually, providing unparalleled experience in delivering secure, accurate and reliable market data services.
Key MHHS Migration Highlights
- 5+ million MPANs successfully migrated
- 15% of the total MHHS Market already migrated by SMS
- Supporting the transition to the UK's new MHHS settlement framework
- Managing the equivalent of 100 billion meter data transactions per year
- Extensive experience across complex supplier portfolios and migration programmes
- Driving improved data quality, accuracy and operational efficiency for market participants


What you need to know
SMS is playing a pivotal role in the Market-wide Half-Hourly Settlement (MHHS) migration, helping to deliver one of the most significant transformations ever undertaken in the UK electricity market. As a trusted industry partner, SMS is enabling suppliers and market participants to transition smoothly to the new settlement arrangements through proven data, metering and migration expertise. With over 5 million MPANs already migrated, SMS is demonstrating both the scale of its capability and its commitment to supporting a successful industry-wide rollout. This migration footprint equates to the management and processing of approximately 100 billion meter data transactions annually, providing unparalleled experience in delivering secure, accurate and reliable market data services.
Key MHHS Migration Highlights
- 5+ million MPANs successfully migrated
- 15% of the total MHHS Market already migrated by SMS
- Supporting the transition to the UK's new MHHS settlement framework
- Managing the equivalent of 100 billion meter data transactions per year
- Extensive experience across complex supplier portfolios and migration programmes
- Driving improved data quality, accuracy and operational efficiency for market participants
Key features of our DCDA service
Integrated MOP DCDA
Data provision for import and export services
Dedicated point of contact
SmartVision
Experienced in-house team
Key features of our DCDA service
Integrated MOP DCDA
Data provision for import and export services
Dedicated point of contact
SmartVision
Experienced in-house team
Consolidate your metering and data with a single trusted partner
We are one of very few businesses to deliver Meter Operator, Half-Hourly Data Collection and Data Aggregation services.
- No. 1 Half-Hourly Meter Operator
- No. 1 Half-Hourly DCDA
- Half-Hourly Meter Operator
- Half-Hourly Data Collector
- Half-Hourly Data Aggregator


Consolidate your metering and data with a single trusted partner
We are one of very few businesses to deliver Meter Operator, Half-Hourly Data Collection and Data Aggregation services.
- No. 1 Half-Hourly Meter Operator
- No. 1 Half-Hourly DCDA
- Half-Hourly Meter Operator
- Half-Hourly Data Collector
- Half-Hourly Data Aggregator
Unlock the potential of your energy data
SmartVision is our cloud-based energy management and analytics platform, providing secure access to accurate energy data and the insights needed to support cost reduction, carbon management and performance improvement.
Unlock the potential of your energy data
SmartVision is our cloud-based energy management and analytics platform, providing secure access to accurate energy data and the insights needed to support cost reduction, carbon management and performance improvement.
Creating value for our customers
Highest quality data
Sustainability driven
Data security
Near real-time
Experienced data engineers
Bespoke systems
Creating value for our customers
Highest quality data
Sustainability driven
Data security
Near real-time
Experienced data engineers
Bespoke systems
Make an enquiry
Interested in our gas data solutions? Get in touch with our expert teams today.
Make an enquiry
Interested in our gas data solutions? Get in touch with our expert teams today.