Long Term

National Grid DSO Logo

National Grid DSO

Automated
United Kingdom
Map showing opportunity area

NG DSO procures long term flexibility on an annual basis across HV and LV constraint management zones, for delivery in the year ahead.

#DSO
#loadreduction
#local

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Service details

Service type
Load reduction and load increase
Eligible technologies
All DER types
Competition frequency
Annual
Locational scope
Location-specific
Seasonality
Year-round

Eligibility

Direct
Aggregated
Residential
This participation route is eligible.
This participation route may be eligible
This participation route is not eligible.
This participation route is eligible.
This participation route may be eligible
This participation route is not eligible.
Commercial & Industrial
This participation route is eligible.
This participation route may be eligible
This participation route is not eligible.
This participation route is eligible.
This participation route may be eligible
This participation route is not eligible.
Front-of-the-Meter
This participation route is eligible.
This participation route may be eligible
This participation route is not eligible.
This participation route is eligible.
This participation route may be eligible
This participation route is not eligible.

NG DSO publishes details of Constraint Management Zones (CMZs), flexible capacity needed, and service windows on Piclo. Providers wishing to participate must have eligible assets within these zones and complete company qualification.

Key details

Bidding takes place on Piclo annualy, under a pay-as-bid model. Ceiling prices are displayed alongside each CMZ.
NG DSO uses the SU (fixed volume of flexibility delivered at predefined times) OU, and SA+OU (variable dispatch dependent on network need) products for their long term procurement. Providers receive dispatch instructions from Piclo via API, UI or email, 15 minutes ahead of dispatch start time.
Submit half hourly meter data via Piclo every month. Utilisation and availability fees are paid monthly.
Listing last updated on
23 July 2025

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