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Information Exchange & IT - Q 1 2010 Groningen, 1 April 2010 Version: 1. Information Exchange & IT - Q 1 2010 Groningen, 1 April 2010 Version: 1. 0

Agenda 1. Introduction (10: 30 – 10: 45) Ard Jan Dunnik 2. Information exchange: Agenda 1. Introduction (10: 30 – 10: 45) Ard Jan Dunnik 2. Information exchange: overview & planning (10: 45 – 11: 15) Alef Tuinman 3. IT Infrastructure (11: 15 – 11: 30) Jan de Jong 4. Edigas messaging Part I (11: 30 – 12: 30) John van Vliet BREAK (12: 30 – 13: 00) 4. Edigas messaging Part II (13: 00 – 13: 30) John van Vliet 5. Gasport webscreens (13: 30 – 14: 00) Peter Scholtens 6. XML webservices (14: 00 – 15: 00) Jan de Jong 7. Questions, remarks and next steps (15: 00 – 15: 10) Ard Jan Dunnik 2

Introduction Workshop Information Exchange & IT • You are involved in the implementation of Introduction Workshop Information Exchange & IT • You are involved in the implementation of the information exchange • Goal of workshop: discussing your issues and questions • Questions welcome during and after presentations 3

Introduction Status implementation: Market design and legislation • Market design (MPM, DPM and message Introduction Status implementation: Market design and legislation • Market design (MPM, DPM and message definitions) • Gas act • Codes 4

Introduction Status implementation: Market design is discussed during the workshops Q 1 2010 PV Introduction Status implementation: Market design is discussed during the workshops Q 1 2010 PV processes (Book Capacity) PV Portfolio management S ME Send M programme RA G RO P Near Real-time Allocation Imbalance Nominate Exit, entry & TTF POS SBS PV acts When SBS exceeds BID limit PRICE call LADDER bid price ladder Market facilitating processes (updated every hour) 5

Introduction Status implementation: Questions and answers at markettransition@gastransport. nl • 150+ questions 5% Planning Introduction Status implementation: Questions and answers at markettransition@gastransport. nl • 150+ questions 5% Planning & logistics 48% Process 47% Messages 6

Introduction Status implementation: Questionnaire is sent to all market parties • We have sent Introduction Status implementation: Questionnaire is sent to all market parties • We have sent a questionnaire to your contact persons • The answers will be a part of the readiness assessment and for possible follow up Remaining market transition activities: • Market planning, news and documentation on our website (http: //www. gastransportservices. nl/en/markttransition) • Certification • Joint testing 7

Agenda 1. Introduction (10: 30 – 10: 45) Ard Jan Dunnik 2. Information exchange: Agenda 1. Introduction (10: 30 – 10: 45) Ard Jan Dunnik 2. Information exchange: overview & planning (10: 45 – 11: 15) Alef Tuinman 3. IT Infrastructure (11: 15 – 11: 30) Jan de Jong 4. Edigas messaging Part I (11: 30 – 12: 30) John van Vliet BREAK (12: 30 – 13: 00) 4. Edigas messaging Part II (13: 00 – 13: 30) John van Vliet 5. Gasport webscreens (13: 30 – 14: 00) Peter Scholtens 6. XML webservices (14: 00 – 15: 00) Jan de Jong 7. Questions, remarks and next steps (15: 00 – 15: 10) Ard Jan Dunnik 8

Topics 1. Context and overview 2. Changes & Novelties 3. Planning 4. Documentation 9 Topics 1. Context and overview 2. Changes & Novelties 3. Planning 4. Documentation 9

CURRENT Context CHANGED NEW Measurements & Temperature Measurements End Users (wholesale) Balancing Agreement Zones CURRENT Context CHANGED NEW Measurements & Temperature Measurements End Users (wholesale) Balancing Agreement Zones & Damping par. POS & SBS Transport Nom & Conf Allocations (XML) GTS Programs PV (Program Responsible Party) Allocations (LALL) Bid Price Ladder Allocations (BALL) Supplier Allocations (BALL) Allocations Measurements EDSN (CSS) 10 Measurements Base Data LDC (Local Distribution Company)

Balancing Agreement Context parameters Bid Price Ladder parameters POS Measurements POS Nominations Programme Damping Balancing Agreement Context parameters Bid Price Ladder parameters POS Measurements POS Nominations Programme Damping Buffer Zones Damping Allocations SBS Pré per NWP Buffer Zones Measurements SBS Allocations per NWP Near Real-Time Off-Line Post Real Time V X X GTS - Information Exchange Messages, Downloads (XML) and Webscreens (Gasport Portal) OTIS All Points OTIS Nimbus-IM Dialog GTS – Balancing Nimbus-T LDC Points GTS Contract Dispatching LDC Points EDSN Allocation GTS – Allocation LDC Points (nomination process) MRP Metering LDC End User LDC = Local Distribution Company = RNB MRP = Metering Responsible Party = Meetbedrijf GTS - Metering All Points MRP Metering LDC End User 11

Changes and novelties Presentation Portal by Peter Webscreens (Nimbus-IM and Dialog) • Replaced with Changes and novelties Presentation Portal by Peter Webscreens (Nimbus-IM and Dialog) • Replaced with Gasport Portal Current Edigas nomination messages • Only version 4 XML supported as per 1 -10 -’ 10 Presentation Edigas by John New Edigas messages Programme, Bid Price Ladder, Balancing Agreement • New messages is version 4/5 XML Presentation XML Downloads by Jan • Replaced with new XML webservices Current VPN allocation and reconciliation messages (Edigas) • Only code list or addendum to support GIN/GIS GTS Information Exchange Messages, Downloads (XML) and Webscreens (Gasport Portal) 12

Planning Procedure Certification ready Mar ‘ 10 Test Scenario’s Available IT session April 1 Planning Procedure Certification ready Mar ‘ 10 Test Scenario’s Available IT session April 1 st Invitatation For Certification Plan Joint Testing ready Two certification scenario’s: POS, SBS, Program, Bid Price Ladder without bidding. POS, SBS, Program, Bid Price Ladder with bidding. Deadline Registration Certification Apr ‘ 10 May ‘ 10 Jun ‘ 10 Check Edigas Nom. Aug ‘ 10 Certification No Connectivity test Current transport Nom. messages Only Edigas 4/5 XML Kick off Joint test Jul ‘ 10 Program Metering POS/SBS Damping Buffer Zones Bid Price Ladder Allocations Sep ‘ 10 Oct ‘ 10 Nov ‘ 10 Dec ‘ 10 Jan ‘ 11 Feb ‘ 11 Mar ‘ 11 Joint testing Check Allocation Damping Zones GO LIVE Check Metering Call Correction Incentive Component 13 Scope: SBS, POS, parameters, zones Programs Bid price ladder Allocation data Metering data Apr ‘ 11 Limited scenario’s for testing functionality

Documentation Planning, milestones, deliverables, etc The King of All Sheets: Overview for information exchange Documentation Planning, milestones, deliverables, etc The King of All Sheets: Overview for information exchange messages http: //www. gastransportservices. nl/nl/markttransitie/documenten Message specs XML (POS, SBS, allocations, etc) and new Edigas messages: All message specs: http: //www. gastransportservices. nl/nl/markttransitie/documenten Edigas messages version 4 and 5 also at Edigas. org: V 4. 0, see Transport messages: http: //www. edigas. org/edigas/component/option, com_docman/task, cat_view/gid, 14/Itemid, 33/lang, nl/ V 5. 0, see Transport messages: http: //www. edigas. org/edigas/component/option, com_docman/task, cat_view/gid, 26/Itemid, 33/lang, nl/ Current nomination and confirmation messages guide & examples GTS Edig@s XML nomination confirmation examples 2. 0. pdf: http: //www. gastransportservices. nl/nl/markttransitie/documenten Detailed Process Model DPM Information Exchange: http: //www. gastransportservices. nl/nl/markttransitie/documenten EDSN certification procedure and application form EDSN webiste (www. edsn. nl), menu item “uitvoering Edigas” Direct link: http: //www. edsn. nl/default. asp? id=417 14

Agenda 1. Introduction (10: 30 – 10: 45) Ard Jan Dunnik 2. Information exchange: Agenda 1. Introduction (10: 30 – 10: 45) Ard Jan Dunnik 2. Information exchange: overview & planning (10: 45 – 11: 15) Alef Tuinman 3. IT Infrastructure (11: 15 – 11: 30) Jan de Jong 4. Edigas messaging Part I (11: 30 – 12: 30) John van Vliet BREAK (12: 30 – 13: 00) 4. Edigas messaging Part II (13: 00 – 13: 30) John van Vliet 5. Gasport webscreens (13: 30 – 14: 00) Peter Scholtens 6. XML webservices (14: 00 – 15: 00) Jan de Jong 7. Questions, remarks and next steps (15: 00 – 15: 10) Ard Jan Dunnik 15

Topics § § Global design GTS Infrastructure Web services instead of XML downloads GTS Topics § § Global design GTS Infrastructure Web services instead of XML downloads GTS Information Services Architecture Authentication and authorization GTS Information Exchange Website Web services 16 Edig@s

Global design GTS Infrastructure Gas. Port Balancing Allocation Measurement General 17 Global design GTS Infrastructure Gas. Port Balancing Allocation Measurement General 17

Global design GTS Infrastructure Gas. Port Balancing Allocation Measurement GTS Information Exchange Website Web Global design GTS Infrastructure Gas. Port Balancing Allocation Measurement GTS Information Exchange Website Web services Edig@s General 18

Web services instead of XML downloads § § Current XML downloads replaced by web Web services instead of XML downloads § § Current XML downloads replaced by web services Total of 31 web services combined into 4 logical groups – – § § Balancing Allocation Measurement General Query/response pattern GTS Information Services (B 2 B) GTS Information Exchange Website Web services 19 Edig@s

GTS Information Services Architecture § Services for different business processes § Services for the GTS Information Services Architecture § Services for different business processes § Services for the operational processes: – most recent 24 hours of online data – supports running and recent operational processes – for decision support. § Services for the analytical processes: – – data that is at least 24 hours old historical information invoice verification supports analytical processes. GTS Information Exchange Website Web services 20 Edig@s

Authentication and authorization IS/Gas. Port User certificate is required! § Every user must have Authentication and authorization IS/Gas. Port User certificate is required! § Every user must have a user certificate for authentication and authorization § In case of B 2 B: every business application must have a certificate § Existing GTS certificates can be used § Assignment user/certificate to GTS Information Services or GTS Gas. Port User Certificate 1 User Certificate 2 B 2 B Gas. Port User Certificate 3 User Certificate 4 B 2 B User Certificate 5 GTS Information Exchange Website Gas. Port Web services 21 Edig@s User Certificate. .

Authentication and authorization IS/Gas. Port § § § A business partner may have one Authentication and authorization IS/Gas. Port § § § A business partner may have one or more business roles Business role defines the accessible GTS Information Services/Gas. Port Account = business partner + business role Every account has an unique certificate Authentication and authorization based via user certificate Gas. Port User Certificate B 2 B GTS Information Exchange Website Web services 22 Edig@s

Authentication and authorization Edig@s AS 2 (Applicability Statement 2) RFC standard (RFC 4130) for Authentication and authorization Edig@s AS 2 (Applicability Statement 2) RFC standard (RFC 4130) for B 2 B data (such as XML) over the Internet using HTTP. Nomination Gastransport Current § Nomination Gastransport existing infrastructure (ISDN/FTP) Future § Nomination via Internet (HTTP/AS 2) § Certificate for Nomination via Internet is required § EASEE-gas certificate BALDOC BALCON NOMINT NOMRES APERAK PRODOC PROCON Balancing Agreement BIDDOC BIDACT CLRCON Transport Nom & Conf ACKNOW Programs GTS PRP Bid Price Ladder EASEE-gas certificate GTS Information Exchange Website Web services 23 Edig@s PV (Program Responsible Party)

Agenda 1. Introduction (10: 30 – 10: 45) Ard Jan Dunnik 2. Information exchange: Agenda 1. Introduction (10: 30 – 10: 45) Ard Jan Dunnik 2. Information exchange: overview & planning (10: 45 – 11: 15) Alef Tuinman 3. IT Infrastructure (11: 15 – 11: 30) Jan de Jong 4. Edigas messaging Part I (11: 30 – 12: 30) John van Vliet BREAK (12: 30 – 13: 00) 4. Edigas messaging Part II (13: 00 – 13: 30) John van Vliet 5. Gasport webscreens (13: 30 – 14: 00) Peter Scholtens 6. XML webservices (14: 00 – 15: 00) Jan de Jong 7. Questions, remarks and next steps (15: 00 – 15: 10) Ard Jan Dunnik 24

Topics Edigas messages 1. Context and overview 2. Documentation 3. Principles & Header information Topics Edigas messages 1. Context and overview 2. Documentation 3. Principles & Header information 4. Nomination process - NOMINT and NOMRES 5. Balance Management – Program PRODOC and PROCON including ACKNOW 6. Balance Management – Bid Price Ladder BIDDOC, BIDACT, CLRCON 7. Imbalance Management BALDOC and BALCON 25

2. Documentation Edigas messages 1. DPM Information Exchange 2. Message Implementation Guides (including Code 2. Documentation Edigas messages 1. DPM Information Exchange 2. Message Implementation Guides (including Code lists) for 1. Nomination process (NOMINT/NOMRES) 2. Acknowledgement (APERAK) 3. Balance management (BALMAN) 4. Imbalance Management (IMBMAN) 5. Acknowledgement (ACKNOW) 3. FAQ and Presentations All available on http: //www. gastransportservices. nl/nl/markttransitie/documenten Edigas MIG (including XSD’s) and Code lists available on www. edigas. org 26

1. Context and overview CURRENT CHANGED NEW Measurements & Temperature Measurements End Users (wholesale) 1. Context and overview CURRENT CHANGED NEW Measurements & Temperature Measurements End Users (wholesale) BALDOC BALCON Balancing Agreement Zones & Damping par. NOMINT NOMRES APERAK POS & SBS PRODOC PROCON Programs BIDDOC BIDACT CLRCON Transport Nom & Conf Allocations (XML) GTS Allocations (LALL) Bid Price Ladder Allocations (BALL) and ACKNOW PV (Program Responsible Party) Supplier Allocations (BALL) Allocations Measurements EDSN (CSS) 27 Measurements Base Data LDC (Local Distribution Company)

3. Principles • Edigas versions NOMINT/NOMRES 4. 0 + APERAK 4. 0 BALMAN 4. 3. Principles • Edigas versions NOMINT/NOMRES 4. 0 + APERAK 4. 0 BALMAN 4. 0 + ACKNOW 5. 0 IMBMAN 5. 0 + ACKNOW 5. 0 • ISDN/FTP (current situation) and Internet/AS 2 (Future) • Measure. Unit: k. Wh/h (Code KW 1) • Prices in Euro per k. Wh/h (6 decimals) : 0. 012678 • All messages are in XML no EDI 28

3. Principles • Minimum one gasday, summer/wintertime ! • Winter 5: 00 – 5: 3. Principles • Minimum one gasday, summer/wintertime ! • Winter 5: 00 – 5: 00 UTC • W->S 5: 00 – 4: 00 UTC (23 hours) • Summer 4: 00 – 4: 00 UTC • S-> W 4: 00 – 5: 00 UTC (25 hours) • As less Acknowledgements as needed, default no ACKNOW/ APERAK sent by GTS. • NOMINT/RES : Aperak is optional • BALMAN – PRODOC and BIDDOC : GTS sends ACKNOW (optional) • BALMAN – BIDACT : PRP sends ACKNOW (mandatory) ! 29

3. General header information NEW !, For each Identification, resending is +1 <Version v=“ 3. General header information NEW !, For each Identification, resending is +1 ID of document PRODOC 20100401 A 00001 date = gasday If different types, see MIG, Exit program is Portfolio Id Example : GSABC VPPV for PRODOC KW 1 30 Additions when relevant: Currency, Document. Confirmed

4. NOMINT and NOMRES • No change in structure • From EDI tot XML 4. NOMINT and NOMRES • No change in structure • From EDI tot XML • Explanation available including examples in document GTS Edig@s XML nomination confirmation examples Business as usual 31

5. Balance Management – Program Sequence Diagram from Message Implementation Guide BALMAN PRODOC ACKNOW 5. Balance Management – Program Sequence Diagram from Message Implementation Guide BALMAN PRODOC ACKNOW (optional) PROCON Can occur twice Before matching and after matching 32

" src="https://present5.com/presentation/f97c3b4b9c294f2fea666f5eb139a83b/image-33.jpg" alt="5. Balance Management – Program - PRODOC " /> 5. Balance Management – Program - PRODOC Portfolio. Example: GSPORTFOLIO Portfolio of your counterparties GSTPEXIT and Specials GSTPENTRY, etc Time. Iinterval. Example: 2010 -04 -01 T 04: 00 Z/2010 -04 -02 T 04: 00 Z Without sign Example : 200000 Gts perspective Exit = (Output): Z 03 33

5. Balance Management – Program – ACKNOW Connection. Point is not used Reason. Code 5. Balance Management – Program – ACKNOW Connection. Point is not used Reason. Code Reception. Status ACKNOW APERAK 01 G (Processed and accepted) = 9 70 G (Accepted with remarks) = 34 (Processed and accepted) Reason. Text not used 34

5. Balance Management – Program - PROCON For every account in PRODOC and GSVPPVEN, GSVPPVEX: Additionally for the’”damping”: Mismatch 35

5. Balance Management – Program - PROCON 36 Version : EGAS 40 or EGAS 50 Release (use latest): NOMINT = Release 3 APERAK = Release 2 BALMAN, IMBMAN, ACKNOW = 1

6. Balance Management – Bid Document Sequence Diagram from Message Implementation Guide BALMAN BIDDOC 6. Balance Management – Bid Document Sequence Diagram from Message Implementation Guide BALMAN BIDDOC ACKNOW (optional) 37

Bid Reserved" src="https://present5.com/presentation/f97c3b4b9c294f2fea666f5eb139a83b/image-38.jpg" alt="6. Balance Management – Bid Document – BIDDOC Bid Reserved" /> 6. Balance Management – Bid Document – BIDDOC Bid Reserved Bid All Physical Networkpoints Id defined by Issuer of the Bid Unique, no fixed format, referenced in Bidact Example for Input = Entry: A bid is always for a complete gasday Or 38

6. Balance Management – Bid Document – BIDACT, CLRCON Sequence Diagram from Message Implementation 6. Balance Management – Bid Document – BIDACT, CLRCON Sequence Diagram from Message Implementation Guide BALMAN BIDACT ACKNOW (mandatory) CLRCON 39

6. Balance Management – Bid Document – BIDACT Physical Networkpoint form BIDDOC Reference to 6. Balance Management – Bid Document – BIDACT Physical Networkpoint form BIDDOC Reference to the Bid. Identification in BIDDOC Note: Leadtime and Direction Period is a gasday Quantity called from the BPL Price of the BPL Call (Exclusive Incentive. Component) 40

6. Balance Management – Bid Document – BIDACT Special situations – more than one 6. Balance Management – Bid Document – BIDACT Special situations – more than one call for an hour Activation is a gasday Special situation: More than one call for one hour The Period class is repeated, the hour occurs n times extra 41

6. Balance Management – Bid Document – BIDACT Special situations – one call for 6. Balance Management – Bid Document – BIDACT Special situations – one call for more than one hour …. … Activation is a gasday …. Special situation: One call for more than one hour, If timespan exceeds a gasday, 2 messages will be sent. 42

6. Balance Management – Bid Document – CLRCON Message to Bidders, Causers and Helpers 6. Balance Management – Bid Document – CLRCON Message to Bidders, Causers and Helpers CLRCON is allocated Changes POS AVP AHP BVP BAP Virtual Point Aanbieder Veroorzak er Punt Aanbieder Helper Punt Biedladder Veroorzak er Punt Biedladder Aanbieder Punt Name Causers Helpers Causers Bidders To From BIDACT Quantity POS Vaule - + Z 02 Z 03 Direction When SBS = + Including IC Excl IC Price 43

6. Balance Management – Bid Document – CLRCON Emergency measures NVP NAP Virtual Point 6. Balance Management – Bid Document – CLRCON Emergency measures NVP NAP Virtual Point Nood maatregel Veroorza ker Punt Nood maatregel Aanbieder Punt Name Causers Bidders To Quantity - + Z 02 Z 03 Direction When SBS = + Including IC Excl IC Price 44

6. Balance Management – Bid Document – BIDACT Emergency measures No confirmed Bid. Document, 6. Balance Management – Bid Document – BIDACT Emergency measures No confirmed Bid. Document, Emergency means are not on the BPL Id generated by SO, No Bid on the BPL 45

6. Balance Management – Bid Document – CLRCON Emergency measures - Define direction NAP 6. Balance Management – Bid Document – CLRCON Emergency measures - Define direction NAP Virtual Point Nood maatregel Aanbieder Punt Name Bidders To Quantity + Z 03 Direction When SBS = + Excl IC Price Define direction based on the CLRCON direction because ther is no Bid 46

7. Imbalance Management – BALDOC XXXXXXX BALCON 47 No anomaly document (BALANO) used by 7. Imbalance Management – BALDOC XXXXXXX BALCON 47 No anomaly document (BALANO) used by GTS

7. Imbalance Management – Balancing agreement document – BALDOC Portfolio of Balance supplier or 7. Imbalance Management – Balancing agreement document – BALDOC Portfolio of Balance supplier or Balance receiver TTFB Portfolio of Counterparty Identification agreed between Balance Supplier and Balance receiver ! Category: G 1 A, G 2 C, GKV, GXX or GGV Defines the Role of the issuer in the agreement Z 03 = Exit= balance receiver Z 02 = Entry = Balance supplier <100% only allowed when Minimum (Exc. Q. ) = 0 Steps of 1%, no decimals Quantity excluded > 0 only allowed when % = 100% 48

Questions ? 49 Questions ? 49

Agenda 1. Introduction (10: 30 – 10: 45) Ard Jan Dunnik 2. Information exchange: Agenda 1. Introduction (10: 30 – 10: 45) Ard Jan Dunnik 2. Information exchange: overview & planning (10: 45 – 11: 15) Alef Tuinman 3. IT Infrastructure (11: 15 – 11: 30) Jan de Jong 4. Edigas messaging Part I (11: 30 – 12: 30) John van Vliet BREAK (12: 30 – 13: 00) 4. Edigas messaging Part II (13: 00 – 13: 30) John van Vliet 5. Gasport webscreens (13: 30 – 14: 00) Peter Scholtens 6. XML webservices (14: 00 – 15: 00) Jan de Jong 7. Questions, remarks and next steps (15: 00 – 15: 10) Ard Jan Dunnik 50

Topics § Outline of the changes ahead § Foreseen functionality within Gasport § Sneak Topics § Outline of the changes ahead § Foreseen functionality within Gasport § Sneak preview Gasport § Questions 51

Outline of the changes ahead: Current situation https: //otis. gastransportservices. nl Nimbus-IM system http: Outline of the changes ahead: Current situation https: //otis. gastransportservices. nl Nimbus-IM system http: //www. gastransportservices. nl Dialog system Gea Click & Book system 52

Gasport: A new portal for GTS customers Information retrieval Role based for GTS customers Gasport: A new portal for GTS customers Information retrieval Role based for GTS customers - PV-ers - Direct Connected Parties - Neighboring Network Operators - Local Distribution Companies - Suppliers 53

Gasport: A new portal for GTS customers Role-Based information retrieval Business roles Information roles Gasport: A new portal for GTS customers Role-Based information retrieval Business roles Information roles PV-er CP Dispatching NNO Dispatching Invoice verification Information retrieval Invoice verification Data analysis Detailed information role Dispatching (example) • POS/SBS • NRT Metering • Bid Price Ladder • NRT Allocation • NRT Metering Role based for GTS customers - PV-ers - Direct Connected Parties - Neighboring Network Operators - Local Distribution Companies - Suppliers 54

Outline of the changes ahead: Situation 1/10/2010 https: //gasport. gastransportservices. nl https: //otis. gastransportservices. Outline of the changes ahead: Situation 1/10/2010 https: //gasport. gastransportservices. nl https: //otis. gastransportservices. nl http: //www. gastransportservices. nl Nimbus-IM system Dialog system Gea Click & Book system 55

Outline of the changes ahead: Situation 1/4/2011 https: //gasport. gastransportservices. nl https: //otis. gastransportservices. Outline of the changes ahead: Situation 1/4/2011 https: //gasport. gastransportservices. nl https: //otis. gastransportservices. nl http: //www. gastransportservices. nl Gea Click & Book system 56

Topics § Outline of the changes ahead § Foreseen functionality within Gasport § Sneak Topics § Outline of the changes ahead § Foreseen functionality within Gasport § Sneak preview Gasport § Questions 57

Foreseen functionality within Gasport. (1) 58 Foreseen functionality within Gasport. (1) 58

Foreseen functionality within Gasport. (2) 59 Foreseen functionality within Gasport. (2) 59

Agenda § Outline of the changes ahead § Foreseen functionality within Gasport § Sneak Agenda § Outline of the changes ahead § Foreseen functionality within Gasport § Sneak preview Gasport § Questions 60

Sneak preview Gasport Net- & capaciteit planning Acknowledge -ment Contracts Nomination Exposure Metering Physical Sneak preview Gasport Net- & capaciteit planning Acknowledge -ment Contracts Nomination Exposure Metering Physical Gas transport Allocations All footage shown is work in progress Balancing 61 Invoices Data Analysis

Questions ? 62 Questions ? 62

Agenda 1. Introduction (10: 30 – 10: 45) Ard Jan Dunnik 2. Information exchange: Agenda 1. Introduction (10: 30 – 10: 45) Ard Jan Dunnik 2. Information exchange: overview & planning (10: 45 – 11: 15) Alef Tuinman 3. IT Infrastructure (11: 15 – 11: 30) Jan de Jong 4. Edigas messaging Part I (11: 30 – 12: 30) John van Vliet BREAK (12: 30 – 13: 00) 4. Edigas messaging Part II (13: 00 – 13: 30) John van Vliet 5. Gasport webscreens (13: 30 – 14: 00) Peter Scholtens 6. XML webservices (14: 00 – 15: 00) Jan de Jong 7. Questions, remarks and next steps (15: 00 – 15: 10) Ard Jan Dunnik 63

The GTS Information Services into detail § Balancing § Allocation § Measurement § General The GTS Information Services into detail § Balancing § Allocation § Measurement § General 64

Balancing § Portfolio Imbalance Signal – Operational Prognosis POS – Operational Accountable POS – Balancing § Portfolio Imbalance Signal – Operational Prognosis POS – Operational Accountable POS – Analysis Accountable POS § System Balance Signal – Operational Prognosis SBS – Operational Accountable SBS – Analysis Accountable SBS 65

Balancing POS SBS Operational Analysis GTS - Information Exchange Messages, Downloads (XML) and Webscreens Balancing POS SBS Operational Analysis GTS - Information Exchange Messages, Downloads (XML) and Webscreens (Gasport Portal) GTS – Balancing GTS Contract Dispatching EDSN Allocation GTS – Allocation LDC Allocation (nomination process) MRP Metering GTS - Metering 66

Balancing POS Web service for Operational Prognosis POS Web service for Operational Accountable POS Balancing POS Web service for Operational Prognosis POS Web service for Operational Accountable POS Web service for Analysis Accountable POS 67

Balancing POS CET (=UTC+1) W 3 C Date and Time Formats (an ISO 6801 Balancing POS CET (=UTC+1) W 3 C Date and Time Formats (an ISO 6801 Profile): YYYY-MM-DDThh: mm: ss. TZD. 2011 -07 -15 T 09: 40: 10+01: 00 Identification business partner by Edig@s ID Period is 1 hour or 24 hours. UUID Universally Unique Identifier Pattern 8 -4 -4 -4 -12 for a total of 36 characters (32 digits and 4 hyphens) Period is a date from – date to (in CET). 68

Balancing POS Energy unit is always KWH Energy amount is a number (integer) 69 Balancing POS Energy unit is always KWH Energy amount is a number (integer) 69

Balancing SBS Web service for Operational Prognosis SBS Web service for Operational Accountable SBS Balancing SBS Web service for Operational Prognosis SBS Web service for Operational Accountable SBS Web service for Analysis Accountable SBS 70

Balancing SBS The System Balance Signal for the whole system! Period is 1 hour Balancing SBS The System Balance Signal for the whole system! Period is 1 hour or 24 hours. Default is 1 hour. Period is a date from – date to (in CET). 71

Balancing SBS Prognose SBS Buffer Zones 72 Balancing SBS Prognose SBS Buffer Zones 72

Allocation § § § § Operational Allocations Operational Accountable Allocations Analysis Accountable Near Real Allocation § § § § Operational Allocations Operational Accountable Allocations Analysis Accountable Near Real Time Allocations Analysis Accountable Offline Imbalance Analysis Accountable Networkpoint Rest. Allocation Analysis Monthly Summary 73

Operational Allocations Operational Accountable Allocations GTS code of Networkpoint. Optional identifier: single specified Networkpoint; Operational Allocations Operational Accountable Allocations GTS code of Networkpoint. Optional identifier: single specified Networkpoint; multiple specified Networkpoints. If no Networkpoint identifier specified, all Networkpoints for the requested Portfolio will be returned in the response. Period is 1 hour or 24 hours. Default is 1 hour. 74

Operational Allocations Operational Accountable Allocations The allocated amount of energy The confirmed amount of Operational Allocations Operational Accountable Allocations The allocated amount of energy The confirmed amount of energy Other value used for allocation? 0 = no other value used. 1 = other value used. 75

Analysis Accountable NRT Allocations Analysis Accountable Offline Allocations Aggregation of information: HOUR return the Analysis Accountable NRT Allocations Analysis Accountable Offline Allocations Aggregation of information: HOUR return the hourly values; DAY returns the aggregation of hourly values to day values; GASDAY returns the aggregation of hourly values to gasday values; MONTH returns the aggregation of hourly values to month values; GASMONTH returns the aggregation of hourly values to gasmonth values. HOUR is the default value. Data selection of information: ALL returns all data; CHANGED returns only the data that has been changed between Set. Date. From and Set. Date. To compared to the last time this service was used. ALL is the default value. 76

Analysis Accountable NRT Allocations Analysis Accountable Offline Allocations 77 Analysis Accountable NRT Allocations Analysis Accountable Offline Allocations 77

Analysis Accountable Offline Imbalance 78 Analysis Accountable Offline Imbalance 78

Analysis Accountable Offline Imbalance The difference between entry and exit on hourly level including Analysis Accountable Offline Imbalance The difference between entry and exit on hourly level including damping. The damping as returned in the program confirmation. Provisional or final information. 79

Analysis Accountable Networkpoint Rest. Allocation Data selection of information: ALL returns all data; CHANGED Analysis Accountable Networkpoint Rest. Allocation Data selection of information: ALL returns all data; CHANGED returns only the data that has been changed between Set. Date. From and Set. Date. To. ALL is the default value. 80

Analysis Accountable Networkpoint Rest. Allocation The gasmonthly restallocations per networkpoint for the requested Portfolio Analysis Accountable Networkpoint Rest. Allocation The gasmonthly restallocations per networkpoint for the requested Portfolio for the selected period. 81

Analysis Monthly Summaries GTS code of the Business Partner. Requested Year and Month. Pattern Analysis Monthly Summaries GTS code of the Business Partner. Requested Year and Month. Pattern YYYYMM. 82

Analysis Monthly Summaries 83 Analysis Monthly Summaries 83

Measurement § § § § Operational LDC Networkpoint Measurements Operational Prognosis Run Measurements Operational Measurement § § § § Operational LDC Networkpoint Measurements Operational Prognosis Run Measurements Operational Run Quality Analysis Accountable Run Measurements And Quality Operational PTV Run Measurements Analysis Accountable Run Rest. Energy Analysis Export Gasmeter Data 84

Operational Measurement § § § Operational Operational LDC Networkpoint Measurements Prognosis Run Measurements Run Operational Measurement § § § Operational Operational LDC Networkpoint Measurements Prognosis Run Measurements Run Quality PTV Run Measurements For connected parties 85

Operational LDC Networkpoint Run Measurements LDC = Local Distribution Company. Period. Selection choice: 5 Operational LDC Networkpoint Run Measurements LDC = Local Distribution Company. Period. Selection choice: 5 MIN returns the last 5 -minute value; HOUR returns the last hourly value; 24 HOUR returns the last 24 hourly values. HOUR is the default value. 86

Operational LDC Networkpoint Run Measurements 0 = not disturbed. 1 = disturbed. 87 Operational LDC Networkpoint Run Measurements 0 = not disturbed. 1 = disturbed. 87

Analysis Measurement § § § Analysis Accountable Run Measurements And Quality Analysis Accountable Run Analysis Measurement § § § Analysis Accountable Run Measurements And Quality Analysis Accountable Run Rest. Energy Analysis Export Gasmeter Data For Connected Parties 88

General § Portfolio Networkpoint – Operational Portfolio Networkpoint – Analysis Portfolio Networkpoint § Damping General § Portfolio Networkpoint – Operational Portfolio Networkpoint – Analysis Portfolio Networkpoint § Damping Parameters – Operational Damping Parameters – Analysis Damping Parameters § Buffer Zones – Operational Buffer Zones – Analysis Buffer Zones § Incentive Component – Operational Incentive Component – Analysis Incentive Component § Call Correction Factor – Operational Call Correction Factor – Analysis Call Correction Factor 89

Portfolio Networkpoint 90 Portfolio Networkpoint 90

Portfolio Networkpoint Last known quality label. Values: G+, G, H or L For Analysis. Portfolio Networkpoint Last known quality label. Values: G+, G, H or L For Analysis. Portfolio. Networkpoint: History of quality label from Set. Date. From to Set. Date. To. Values: G+, G, H or L 91

Damping Parameters 92 Damping Parameters 92

Damping Parameters 93 Damping Parameters 93

Buffer Zones 94 Buffer Zones 94

Buffer Zones Name of zone Values: 01, 02, 03 01 = Dark green 02 Buffer Zones Name of zone Values: 01, 02, 03 01 = Dark green 02 = Light green 03 = Orange 95

Incentive Component 96 Incentive Component 96

Incentive Component 97 Incentive Component 97

Call Correction Factor 98 Call Correction Factor 98

Call Correction Factor 99 Call Correction Factor 99

SOAP Envelope GTS Information Services Query as part of the SOAP Body. 100 SOAP Envelope GTS Information Services Query as part of the SOAP Body. 100

URL’s of the WSDL’s § § https: //<Server>/B 2 B_Analysis_Balance. svc? wsdl https: //<Server>/B URL’s of the WSDL’s § § https: ///B 2 B_Analysis_Balance. svc? wsdl https: ///B 2 B_Analysis_Alloc. svc? wsdl https: ///B 2 B_Analysis_Measure. svc? wsdl https: ///B 2 B_Analysis_General. svc? wsdl § § https: ///B 2 B_Operational_Balance. svc? wsdl https: ///B 2 B_Operational_Alloc. svc? wsdl https: ///B 2 B_Operational_Measure. svc? wsdl https: ///B 2 B_Operational_General. svc? wsdl The URL’s are not final yet. The final URL’s will be made available via the GTS website. 101

Fault Handling § Every Response has an optional Result class § One or more Fault Handling § Every Response has an optional Result class § One or more results § List of result codes incl. result text 102

More information § Check GTS website (www. gastransportservices. nl/nl/markttransitie/documenten) for the GTS Information Services More information § Check GTS website (www. gastransportservices. nl/nl/markttransitie/documenten) for the GTS Information Services incl. documentation § FAQ available (http: //www. gastransportservices. nl/nl/markttransitie/qa) § Questions about the new market model and the transition to the new model: markettransition@gastransport. nl 103

Agenda 1. Introduction (10: 30 – 10: 45) Ard Jan Dunnik 2. Information exchange: Agenda 1. Introduction (10: 30 – 10: 45) Ard Jan Dunnik 2. Information exchange: overview & planning (10: 45 – 11: 15) Alef Tuinman 3. IT Infrastructure (11: 15 – 11: 30) Jan de Jong 4. Edigas messaging Part I (11: 30 – 12: 30) John van Vliet BREAK (12: 30 – 13: 00) 4. Edigas messaging Part II (13: 00 – 13: 30) John van Vliet 5. Gasport webscreens (13: 30 – 14: 00) Peter Scholtens 6. XML webservices (14: 00 – 15: 00) Jan de Jong 7. Questions, remarks and next steps (15: 00 – 15: 10) Ard Jan Dunnik 104

Questions, remarks and next steps § Message capability – 5 March 2010 – 15 Questions, remarks and next steps § Message capability – 5 March 2010 – 15 April 2010 Application certification by market parties – 1 June 2010 Start EDSN Certification – 1 September 2010 Check message exchange allocation – 1 November 2010 § Procedure EDSN certification available Check message exchange metering Joint testing period 1 October ’ 10 – 1 April ’ 11 – 1 July 2010 – 1 October 2010 § Procedure joint testing available Start joint testing Comments, concerns, tips, …? 105