List of all BSC Modifications

These pages list all Modifications issued since 2010. Modification are raised to introduce changes that would alter any part of the BSC or any CSDs or BSC Systems impacted by the proposed changes.

(Showing items 1-100 of 422)

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P422 ‘Reflecting NCER Rules in the BSC’

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P421 ‘Align the BSC with Grid Code Modification GC0144 for TERRE Market Suspension’

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P420 ‘Retail Code Consolidation Significant Code Review’

P420 makes the necessary changes to reflect the close down of the Master Registration Agreement (MRA) and the transition of Supplier Volume Allocation (SVA) Metering arrangements from the Balancing and Settlement Code (BSC) to the Retail Energy Code (REC), as part of the Retail Code Consolidation Significant Code Review (SCR). It also inserts the required drafting to give effect to the new Cross Code Steering Group (CCSG) and cross-code modification arrangements, as part of the SCR.

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P419 ‘Enhanced Reporting of Demand Data to the NETSO to facilitate BSUoS Reform’

This Modification seeks to enable BSC Systems to aggregate the Import data of all non-Final Demand sites for exclusion from Balancing Services and Use of System (BSUoS) charges.

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P418 ‘Amendments to the P383 legal text for Additional BM Units’

P418 aims to ensure the Legal Text for approved BSC Modification P383 properly reflects the approved solution, business requirements, and is aligned with the BSC baseline introduced by P344, P354 and P388. In particular, it will clarify that the solution being delivered by P383 is applicable to both Supplier Base Balancing Mechanism (BM) Units and Additional BM Units.

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P417 ‘Move the Letter of Credit templates and Approved Insurance Product requirements to the BSC Website’

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P416 Introducing a route of appeal for the Annual Budget in line with the proposals for the Retail Energy Code

P416 seeks to amend the BSC to include an appeals mechanism that BSC Parties could use to challenge items in the Annual Budget.

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P415 ‘Facilitating access to wholesale markets for flexibility dispatched by Virtual Lead Parties’

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P414 ‘Allowing a Party to Withdraw from the BSC and transfer outstanding liabilities to another Party’

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P413 ‘Market-wide Half Hourly Settlement Programme Manager’

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P412 ‘Ensuring non-BM Balancing Services providers pay for non-delivery imbalances at a price that reflects the real-time value of energy’

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P411 ‘Including new LDSOs in Qualification to mitigate potential risks to Settlement’

P411 aims to improve the effectiveness of the Qualification Performance Assurance Technique (PAT) by requiring new Licensed Distribution System Operators (LDSOs) to undergo Qualification in this role. 

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P410 ‘Changing imbalance price calculations to comply with the Imbalance Settlement Harmonisation regulations’

P410  will introduce changes to the imbalance price calculations to ensure BSC compliance with the European Imbalance Settlement Harmonisation regulations.

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P409 ‘Aligning BMRS Reporting Requirements with the Clean Energy Package’

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P408 ‘Simplifying the Output Usable Data Process’

P408 is being raised as a consequential BSC Modification to Grid Code Modification GC0130.

The Modification aims to deliver:

  • Continued alignment of the Grid Code and BSC processes; and
  • Improved market transparency and efficiency through provision of additional Output Usable, Margin and Surplus data in the two to three year ahead timescale.
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P407 ‘Project MARI’

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P406 ‘Temporary disapplication of Supplier Charge Serials SP08 and SP04 due to COVID-19’

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P405: Allow notices via email where currently prohibited

P405 will allow notices that the BSC currently requires to be sent by post or fax to be sent by email.

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P404 ‘Moving the SAD to a Category 3 BSC Configurable Item’

Moving the Self Assessment Document and associated documents from BSCP537 and making them a Category 3 BSC Configurable Item
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P403: BSC Arrangements in the event that the TERRE Market is suspended by National Grid ESO

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P402: Enabling reform of residual network charging as directed by the Targeted Charging Review

Enabling reform of residual network charging as directed by the Targeted Charging Review
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P401: Governance arrangements for BSC Panel Alternates

To clarify the governance arrangements for BSC Panel Alternates in respect of their contribution to quoracy and voting at BSC Panel meetings. This will help to address ambiguity within the existing arrangements.

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P400: BSC Panel Modification Business via Video/Teleconference

BSC Panel Modification Business via Video/Teleconference
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P399 – BSAD Identity Visibility

P399 seeks to include additional information in the Balancing Services Adjustment Data (BSAD) to identify the assets involved in bilateral trades.

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P398 ‘Increasing access to BSC Data’

P398 seeks to increase accessibility to data held by Elexon and BSC Agents. It will better align the BSC with the United Kingdom’s Industrial Strategy.

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P397 Assessing the costs and benefits of adjusting Parties’ Imbalances following a demand disconnection

P397 seeks to introduce a mechanism through which the Balancing and Settlement Code Company (BSCCo) determines whether certain Parties should carry out the Settlement Adjustment Processes following a DCE.

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P396 ‘Revised treatment of BSC Charges for Lead Parties of Interconnector BM Units’

Revised treatment of BSC Charges for Lead Parties of Interconnector BM Units
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P395 ‘Aligning BSC Reporting with EMR Regulations – an enduring solution’

Aligning BSC Reporting with EMR Regulations - an enduring solution
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P394 ‘Removal of Unused BSC Provisions’

Removal of Unused BSC Provisions
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P393 ‘Disapplication of Supplier Charge SP01’

Disapplication of Supplier Charge SP01
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P392 Amending BSC Change Process for EBGL Article 18

This Modification will ensure the process and responsibilities for amending BSC provisions constituting EBGL Article 18 terms and conditions reflect delegations made by NGESO in favor of the BSCCo and BSC Panel, to ensure a unified market change process.

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P391 ‘Introducing Desktop Audits’

Introducing Desktop Audits
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P390 ‘Allowing extensions to Elexon’s business and activities, subject to additional conditions’

P390 seeks to introduce a framework into the BSC that allows the Elexon Board to determine whether Elexon can undertake additional activities provided certain conditions are met, and with the consent of the Authority.

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P389 Resolution of Capacity Market and Balancing Mechanism registration conflicts

P389 will delete BSC Section K paragraph 3.1.8(b) in order to remove conflict between the BSC and Capacity Market rules

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P388 ‘Aligning the P344 and P354 Solutions’

'Aligning the P344 and P354 Solutions'
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P387 ‘Allowing email communications for the BSC Panel Elections process’

This Modification Proposal aims to amend the Balancing and Settlement Code (BSC) Panel Elections process to allow communications between parties via email. Other communication methods could be approved by the BSC Panel on a case-by-case basis.

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P386 Corrections to P344 legal text

Corrections and clarifications to the P344 ‘Project TERRE’ legal text
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P385 ‘Improving the efficacy and efficiency of the Section H Default provisions’

Improving the efficacy and efficiency of the Section H Default provisions
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P384: The publication of European Electricity Balancing Guideline (EB GL) balancing data by BMRS

P384 'The publication of European Electricity Balancing Guideline (EB GL) balancing data by BMRS'
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P383 ‘Enhanced reporting of demand data to the NETSO to facilitate CUSC Modifications CMP280 and CMP281’

Enhanced reporting of demand data to the NETSO to facilitate CUSC Modifications CMP280 and CMP281
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P382 – Amendments to the BSC in the event of no-deal Brexit

The Balancing and Settlement Code (BSC) contains multiple references to European Union (EU) legislation and bodies. Additionally, it also contains text introduced as a result of implementing various EU legislation. Retaining these references and text following the United Kingdom’s (UK’s) withdrawal from the EU without a deal (‘no-deal Brexit’) would have meant that the BSC would have been technically inaccurate but would have remained operable because of the European Union Withdrawal Act 2018.

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P381: Removal of Quarterly Reports

P381 proposes to remove Section C3.9.1 of the BSC in respect of ‘quarterly reports’. 

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P380 ‘Revision to Replacement Reserve Bid Data submission deadline requirements’

Modifying the P344 wording of BSC Section Q ‘Balancing Services Activities’ to ensure National Grid ESO’s continued compliance with the Balancing and Settlement Code (BSC) and the Replacement Reserve Implementation Framework (RRIF).

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P379 ‘Multiple Suppliers through Meter Splitting’

Enabling consumers to buy and sell electricity from/to multiple providers through Meter Splitting
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P378 ‘Introduction of a CM Supplier Interim Charge’

Introduction of a CM Supplier Interim Charge
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P377: Amending Gate Closures in Market Index Data

Amending Gate Closure references in Market Index Data to include trades up to the Submission Deadline in the Market Index Data Calculations
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P376 ‘Utilising a Baselining Methodology to set Physical Notifications’

Utilising a Baselining Methodology to set Physical Notifications for Settlement of Applicable Balancing Services
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P375 ‘Settlement of Secondary BM Units using metering behind the site Boundary Point’

Settlement of Secondary BM Units using metering behind the site Boundary Point
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P374: Aligning the BSC with EBGL

Aligning the BSC with the EBGL change process and derogation approach
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P373: Reversal of P297

Reversing the changes relating to Approved Modification P297
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P372: Speeding up the approval process for the publication of BSC data on the BMRS

Speeding up the approval process for the publication of BSC data on the BMRS
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P371 Inclusion of non-BM Fast Reserve actions into the Imbalance Price calculation

Levelling the playing field - Inclusion of Spin-Gen, Non-BM Fast Reserve and Non-Tendered Fast Reserve actions into the calculation of the Imbalance Price and extension of the cash-out price arrangements to Fast Reserve
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P370: Allowing non-BSC Parties to raise Modifications

P370 'Allow the Panel to designate non-BSC Parties to raise Modifications'
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P369: National Grid Legal Separation

P369 proposes to modify the Balancing Settlement Code (BSC) to reflect the creation of a new National Grid Electricity System Operator (NGESO) that is legally separate from National Grid Electricity Transmission Limited (NGET).

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P368: Section Z and PAF Procedures

P368 seeks to amend provisions in the timing and revision of the PAF Procedure documents in order to support the objectives of the Performance Assurance Framework (PAF) Review in delivering a more efficient and effective PAF.

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P367: Removal of SBR and DSBR arrangements

P367 proposes to remove the Supplemental Balancing Reserve (SBR) and Demand Side Balancing Reserve (DSBR) arrangements from the Balancing and Settlement Code (BSC). 

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P366 Change to Supplier Charge SP08a for hard-to-read sites

P366 proposed amending how Supplier Charge SP08a is applied to Non Half Hourly non-Domestic Meters that are hard-to-read (HTR). It is believed that applying Supplier Charge SP08a to HTR Metering Systems is anti-competitive and limits consumer choice. 

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P365: relates to the Retail Energy Code

Enabling Elexon to tender for the Retail Energy Code (REC)
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P364: Clarifying requirements for registering and maintaining BM Units

P364 will clarify the requirements for configuring and registering Plant and Apparatus in Balancing Mechanism (BM) Units. Specifically where Parties seek to share responsibility for Imports and Export from the same Plant and Apparatus or via the same Boundary Point. It will also clarify the circumstances and requirements for maintaining BM Unit registration details and seeking to re-register BM Units when the configuration of Plant and Apparatus change.

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P363: simplifying registration of new configurations of BM Units

Simplifying the registration of new configurations of BM Units
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P362: Electricity market sandbox

Introducing BSC arrangements to facilitate an electricity market sandbox
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P361

Revised treatment of BSC Charges for Lead Parties of Interconnector BM Units
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P360

Making the BSC’s imbalance price compliant with the European Balancing Guideline
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P359 ‘Mechanised process for GC/DC declarations’

Mechanised process for GC/DC declarations
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P358

Roll over of BSC Seasonal GCDC
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P357

Removal of GC/DC tolerance parameters from BSC Section K
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P356

Aligning the BSC with Grid Code Modification GC0099 'Establishing a common approach to interconnector scheduling consistent with the single intraday market coupling processes set out within Regulation (EU) 2015/1222 (CACM)'
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P355

Introduction of a BM Lite Balancing Mechanism
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P354

Use of ABSVD for non-BM Balancing Services at the metered (MPAN) level
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P353

Align Section B with the intent of P324
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P352

Housekeeping changes to BSC Section M
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P351

Align the BSC with changes to the SCR requirements
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P350: Zonal Transmission Losses

Introduction of a seasonal Zonal Transmission Losses scheme
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P349

Facilitating Embedded Generation Triad Avoidance Standstill
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P348

Provision of gross BM Unit data for TNUoS charging
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P347

Reduction in R1 Read Requirement for Half Hourly Sites
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P346

Changes to the BSC Specified Charges to facilitate Elective HH settlement
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P345

Reducing the CAP change notice period and improving its flexibility
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P344 ‘Project TERRE’

‘Project TERRE implementation into GB market arrangements’
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P343

Increase to the number of Supplier IDs that can be held by a Supplier
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P342

Change to Gate Closure for Energy Contract Volume Notifications
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P341

Forward Publication of Maximum Export and Import Limits
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P340

Removal of References and Requirements Relating to the LCPD
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P339

Introduction of new Consumption Component Classes for Measurement Classes E-G
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P338

Consequential changes to P272 legal text
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P337

Extension to the payment timescales for Quarter Date Advice Notes below the Advice Note Threshold Limit
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P336

Fuel types on the BMRS
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P335

Inclusion of Non-BM STOR costs and volumes in the indicative cashout price
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P334

Inclusion of Non-BM STOR costs and volumes into the cashout price in time for publication after the end of the Settlement Period
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P333

Inclusion of DSBR volumes into the cashout price in time for publication after the end of the Settlement Period
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P332

Revisions to the Supplier Hub Principle
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P331

Extended Dispute Deadline at the Post-Final Settlement Run under exceptional circumstances
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P330

Allowing Elexon to tender for the Uniform Network Code Gas Performance Assurance Framework Administrator (PAFA) role
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P329

Changes to REMIT inside information reporting
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P328

Clarifying BSC SBR definitions to align with the BSAD and SMAF Methodology Statements
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P327

Clarifications to P305 legal text
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P326

Introduction of a non-Working Day adjustment to the Credit Cover Percentage calculation
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P325

Improving the accountability of BSCCo to stakeholders and better aligning BSCCo governance with best practice
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P324

Review of BSCCo’s governance: introducing improved accountability to BSC Parties
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P323

Enabling inclusion and treatment of SBR in the Imbalance Price
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