BAL NC Implementation and Effect Monitoring Report 2019 LIST of TABLES

BALANCING NETWORK CODE Implementation and Effect Monitoring Report 2019 TABLE OF CONTENTS PART 1 – FOURTH ENTSOG MONITORING REPORT ON IMPLEMENTATION OF THE BALANCING NETWORK CODE EXECUTIVE SUMMARY �� 8 1 INTRODUCTION ��10 2 EVALUATION OF RESPONSES TO QUESTIONNAIRE �� 11 2.1 Main updates compared to the last report ......................................................................................... 14 2.2 Merge of balancing zones ....................................................................................................................16 2.3 Balancing system �� 17 2.3.1 Trade notifications, Trading Platforms, Short Term Standardised Products ( STSPs) ......... 17 2.4 Operational Balancing ........................................................................................................................ 20 2.4.1 Balancing services ................................................................................................................... 20 2.5 Nominations �� 22 2.5.1 Nominations at Interconnection Points ................................................................................. 22 2.5.2 Nomination and re-nomination procedure at points other than IPs .................................... 23 2.6 Daily imbalance charges ..................................................................................................................... 24 2.7 Within Day Obligations (WDOs) �� 28 2.8 Incentives �� 28 2.9 Neutrality Arrangements..................................................................................................................... 28 2.10 Information Provision �� 29 2.10.1 Information obligations of TSOs towards the network users ................................................ 29 2.10.2 Information obligations of DSOs and forecasting parties towards TSOs ..............................31 2.10.3 Cost Benefit Analysis (CBA) ....................................................................................................31 2.11 Linepack flexibility �� 32 2.12 Interim measures ................................................................................................................................ 33 3 CONCLUSIONS ��37 ANNEXES �� 38 3.1 Annex I: List of Abbreviations ............................................................................................................. 38 3.2 Annex II: Overview of countries with their balancing zones .............................................................. 39 3.3 Annex III: Ranking of products in the balancing merit order per country/balancing zone by 1 October 2019 ................................................................................................................................ 40 3.4 Annex IV: Balancing Services procured through public tender procedure ...................................... 50 3.5 Annex V: Within Day Obligations ......................................................................................................... 56 3.6 Annex VI: Information provision (forecast and allocation) ............................................................... 60 3.7 Annex VII: Interim measures ............................................................................................................... 64 PART 2 – THIRD ENTSOG REPORT ON EFFECT MONITORING OF THE BALANCING NETWORK CODE EXECUTIVE SUMMARY �� 70 1 INTRODUCTION AND PURPOSE ��73 2 PRESENTATION OF THE RESULTS AND ANALYSIS OF THE EFFECT MONITORING INDICATORS ��75 2.1 Indicator BAL.1: TSO balancing through short-term standardised products vs. total TSO balancing actions ............................................................................................................75 2.1.1 Description of the indicator ......................................................................................................75 2.1.2 Results and analysis .................................................................................................................76 2.1.3 Price differential between TSO BUY/SELL actions ................................................................ 80 2.2 Indicators BAL.2.1: TSO balancing volume as % of market volume vs. Indicator BAL.2.2: TSO balancing volume as % of domestic consumption .................................... 84 2.2.1 Description of the indicator BAL.2.1: TSO balancing volume as % of market volume ........ 84 2.2.2 Results and analysis of Indicator BAL.2.1 .............................................................................. 85 2.2.3 Description of indicator BAL.2.2: Total TSO balancing volume as % of domestic consumption ........................................................................................................... 88 2.2.4 Results and analysis of Indicator BAL.2.2 vs BAL.2.1 ............................................................ 88 2.3 Indicator BAL.3 vs Indicator BAL.4: Net TSO balancing volume as % of domestic consumption vs. Net shipper imbalance volume as % of domestic consumption ......................... 92 2.3.1 Description of indicator BAL.3: Net TSO balancing volume as % of domestic consumption ........................................................................................................... 92 2.3.2 Description of indicator BAL.4: Net imbalance volume of network users as % of domestic consumption .............................................................................................. 93 2.3.3 Results and analysis of Indicator BAL.3 vs Indicator BAL.4 .................................................. 94 2.4 Indicator BAL.5: Average network users’ cost of being balanced by the TSO ................................. 99 2.4.1 Description of the indicator ..................................................................................................... 99 2.4.2 Results and analysis .............................................................................................................. 100 3 CONCLUSIONS ��102 4 ANNEXES ��103 4.1 Annex I: List of abbreviations .............................................................................................................103 4.2 Annex II: List of Balancing zones in GY 2017/18 and GY 2018/19....................................................104 4.3 Annex III: Yearly market (entry) volume and domestic consumption .............................................106 4.4 Annex IV: TSO balancing through short-term standardised products (STSPs) vs. total TSO balancing actions (BAL.1) ..................................................................................................108 4.5 Annex V: Numbers of days during the year that TSOs are taking buy actions and sell actions vs Total TSO volume ........................................................................................................ 113 4.6 Annex VI: Yearly volume trade per TSO, market entry volume and percentage of TSO gas traded compared to the market volume (BAL 2.1) ............................................................ 118 4.7 Annex VI: Yearly volume trade per TSO, domestic consumption and percentage of TSO gas traded compared to the domestic consumption (BAL 2.2) .......................................... 121 4.8 Annex VIII: Net TSO balancing volume as % of domestic volume (BAL.3) vs. Net shipper imbalance volume as % of domestic volume (BAL.4) .................................................124 4.9 Annex IX: Yearly Average Daily BUY/SELL prices vs average daily weighted average price (BAL.5) ...127 LIST OF FIGURES Map 1� EU Balancing Zones and related VTPs at 1 October 2019 ...........................................................12 Map 2� BAL NC Implementation status at the date of 1 October 2019 .................................................

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