Current Version - 16.2
Entire Agreement
Please find below the current version of the Distribution Connection and Use of System Agreement (DCUSA). You can access the full document either as a fully digitalised version (using the green coloured button below) or in PDF format (using the orange coloured button below). There is also the ability to view/download only a specific Section or Schedule in PDF format by clicking the navy coloured button below and selecting the specific Section or Schedule you’d like to view/download.
Separate Sections and Schedules
Please find below a list of the sections and schedules that make up the entire DCUSA which have been split out for ease of reference. Please note, should there be a difference between the sections and schedules and full text version of the DCUSA document, the full text version takes precedent over the Sections and Schedules published below.
For previously published versions please see below.
Sections and Schedules
- Schedule 2D – Curtailable Connections
- Section 1A - Preliminary
- Section 1B - Governance
- Section 1C - Change Control
- Section 2A - Distributor To Supplier/Generator Relationships
- Section 2B - Distributor to Distributor/OTSO Relationships
- Section 2C - Distributor to Gas Supplier Relationships
- Section 2D - Electricity Supplier To Gas Supplier Relationships
- Section 2E - Distributor To Third Party Electricity Supplier Relationships
- Section 2F - Electricity Supplier To Third Party Electricity Supplier Relationships
- Section 2G - Distributor/Supplier To Crowded Meter Room Coordinator Relationships
- Section 3 - General Legal Provisions
- Schedule 1 - Cover
- Schedule 2A - Mandatory Terms For Contracts
- Schedule 2B - National Terms of Connection
- Schedule 3 - Interest Reconcilliation Accounts
- Schedule 4 - Billing and Payment Disputes
- Schedule 5 - Approval and Permission Procedures
- Schedule 6 - Metering Accuracy
- Schedule 7 - DCUSA Standing Issues Group
- Schedule 8 - Demand Control
- Schedule 9 - Accession Agreement
- Schedule 10 - DCUSA Ltd
- Schedule 11 - Party Details
- Schedule 12 - Not used
- Schedule 13 - Bilateral Connection Agreement
- Schedule 14 - Website Requirements
- Schedule 15 - Cost Information Table
- Schedule 16 - Common Distribution Charging Methodology
- Schedule 17 - EHV Charging Methodology (FCP Model)
- Schedule 18 - EHV Charging Methodology (LRIC Model)
- Schedule 19 - Portfolio Billing
- Schedule 20 - Production of Annual Review Pack
- Schedule 21 - Portfolio Billing for Nested Networks
- Schedule 22 - Common Connection Charging Methodology
- Schedule 23 - Not Used
- Schedule 24 - Service Levels For Resolving Network Operational Issues And Associated Reporting Requirements
- Schedule 25 - Distributor Meter Moves During Service Alterations
- Schedule 26 - Not Used
- Schedule 27 - Not Used
- Schedule 28 - Distribution Charging Methodologies Development Group
- Schedule 29 - Calculation of Discount Percentages for the Purpose of Determining Certain LDNO Use of System Charges Under Schedules 16, 17 and 18
- Schedule 30 - Not Used
- Schedule 31 - Embedded Capacity Register
- Schedule 32 - Residual Charging Bands
- Schedule 33 - Disconnections
Next Release (16.2 Pre-Release Beta)
Please find here a redlined version of the DCUSA Pre-Release including the legal text of all approved Change Proposals which are due to be implemented with the next DCUSA. For changes which impact upon the charging methodologies model, a pre-release of the model is included.
PLEASE NOTE – The Beta Version only includes those Change Proposals that have been approved AND scheduled to be implemented in the next release.
Sections and Schedules
- Schedule 2D – Curtailable Connections
- Section 1A - Preliminary
- Section 1B - Governance
- Section 1C - Change Control
- Section 2A - Distributor To Supplier/Generator Relationships
- Section 2B - Distributor to Distributor/OTSO Relationships
- Section 2C - Distributor to Gas Supplier Relationships
- Section 2D - Electricity Supplier To Gas Supplier Relationships
- Section 2E - Distributor To Third Party Electricity Supplier Relationships
- Section 2F - Electricity Supplier To Third Party Electricity Supplier Relationships
- Section 2G - Distributor/Supplier To Crowded Meter Room Coordinator Relationships
- Section 3 - General Legal Provisions
- Schedule 1 - Cover
- Schedule 2A - Mandatory Terms For Contracts
- Schedule 2B - National Terms of Connection
- Schedule 3 - Interest Reconcilliation Accounts
- Schedule 4 - Billing and Payment Disputes
- Schedule 5 - Approval and Permission Procedures
- Schedule 6 - Metering Accuracy
- Schedule 7 - DCUSA Standing Issues Group
- Schedule 8 - Demand Control
- Schedule 9 - Accession Agreement
- Schedule 10 - DCUSA Ltd
- Schedule 11 - Party Details
- Schedule 12 - Not used
- Schedule 13 - Bilateral Connection Agreement
- Schedule 14 - Website Requirements
- Schedule 15 - Cost Information Table
- Schedule 16 - Common Distribution Charging Methodology
- Schedule 17 - EHV Charging Methodology (FCP Model)
- Schedule 18 - EHV Charging Methodology (LRIC Model)
- Schedule 19 - Portfolio Billing
- Schedule 20 - Production of Annual Review Pack
- Schedule 21 - Portfolio Billing for Nested Networks
- Schedule 22 - Common Connection Charging Methodology
- Schedule 23 - Not Used
- Schedule 24 - Service Levels For Resolving Network Operational Issues And Associated Reporting Requirements
- Schedule 25 - Distributor Meter Moves During Service Alterations
- Schedule 26 - Not Used
- Schedule 27 - Not Used
- Schedule 28 - Distribution Charging Methodologies Development Group
- Schedule 29 - Calculation of Discount Percentages for the Purpose of Determining Certain LDNO Use of System Charges Under Schedules 16, 17 and 18
- Schedule 30 - Not Used
- Schedule 31 - Embedded Capacity Register
- Schedule 32 - Residual Charging Bands
- Schedule 33 - Disconnections
Previous DCUSA Document Versions
| Title | Document Type | Version | Date Released | CP Implemented |
|---|---|---|---|---|
| DCUSA v16.1 | Digital PDF | 16.1 | 01/04/2024 | 395, 414 |
| DCUSA v16.0 | Digital PDF | 16.0 | 29/02/2024 | 429, 430, 432 |
| DCUSA v15.4 | Digital PDF | 15.4 | 02/11/2023 | 426, 427 |
| DCUSA v15.3 | Digital PDF | 15.3 | 01/08/2023 | 422 |
| DCUSA v15.2 | 15.2 | 29/06/2023 | 394, 399 | |
| DCUSA v15.1 | 15.1 | 31/03/2023 | 389, 403, 406, 407, 405, 404, 406A, 418 | |
| DCUSA v15.0 | 15.0 | 01/03/2023 | 410 | |
| DCUSA v14.5 | 14.5 | 12/12/2022 | 400 | |
| DCUSA v14.4 | 14.4 | 18/07/2022 | 401 | |
| DCUSA v14.3 | 14.3 | 23/06/2022 | 386, 397, 402 |
Release Schedule
| Release Date | Type of Release | Title | Related CRs. |
|---|---|---|---|
| 29/02/2024 | Standard DCUSA Release Date | February 2024 DCUSA Release | 432, 430, 429 |
| 01/04/2024 | Standard DCUSA Release Date | April 2024 DCUSA Release | 414, 395 |
| 27/06/2024 | Standard DCUSA Release Date | June 2024 DCUSA Release | 436, 434 |
| 07/11/2024 | Standard DCUSA Release Date | November 2024 DCUSA Release | 435 |
| 27/02/2025 | Standard DCUSA Release Date | February 2025 DCUSA Release | |
| 01/04/2025 | Standard DCUSA Release Date | April 2025 DCUSA Release | 428 |
| 26/06/2025 | Standard DCUSA Release Date | June 2025 DCUSA Release | |
| 06/11/2025 | Standard DCUSA Release Date | November 2025 DCUSA Release |
Network Charging Models
Click the link below to find and download the unpopulated Charging Methodology models as well as documents that DNO Parties and/or the Panel are obliged to publish in accordance with the DCUSA:
Network Charging ModelsPre-Release Charging Methodologies
Click the links below to view the latest pre-release versions of the DCUSA Charging Methodologies including the legal text of all approved Change Proposals which are due to be implemented as of 01 April in the forthcoming years.
| Name | File Size |
|---|---|
| 2024-25 Charging Methodologies Pre-Release | 3.67 MB |
| 2023-24 Charging Methodologies Pre-Release | 4.00 MB |