ENTSOG Tariff NC - Implementation Document 2nd Edition

PART 1 OVERVIEW OF THE TAR NC REQUIREMENTS �� 28

CITATIONS AND RECITALS 29 Citations ������������������������������������������������������������������������������������������������������������������ 29 Recitals�������������������������������������������������������������������������������������������������������������������� 29

CHAPTER I: GENERAL PROVISIONS������������������ 30

GENERAL CONCEPTS 31 Article 1 Subject matter. 31 Article 2 Scope . 31 Article 3 Definitions. 36 Article 3(3) and 3(17) Non-price cap and price cap regimes. 39 Article 3(5) and 3(23) Regulatory period and tariff period. 40 Article 3(10) Homogeneous group of points. 42 Article 3(19) Cluster of entry or exit points . 43 SERVICES AND TARIFFS 44 Article 4 Overview of allowed tariffs. . . . . . . . . . . . . . . . . . . . . . . . . 44 Article 4(1) and 4(4) Transmission and non-transmission services and tariffs . 45 Article 4(2) Transmission tariffs for firm capacity products with ‘conditions’ ���������������������������������������������������������������� 47 Article 4(3) Capacity- and commodity-based transmission tariffs. 48 COST ALLOCATION ASSESSMENTS 50 Article 5 Cost allocation assessments. 50 INTRODUCTION 55 Link between revenue, allocation of costs, revenue recovery. 55 GENERAL REQUIREMENTS 56 Article 6 Reference price methodology application. 56 Article 6(4) Benchmarking, equalisation and rescaling . 57 Article 7 Choice of a reference price methodology . 60 Article 8 Capacity weighted distance reference price methodology. 61 Article 8(1)(b) Forecasted contracted capacity . 61 Article 8(1)(c) Distance calculation. 62 Article 8(1)(e) Entry-exit split . 64 ADJUSTMENTS AT CERTAIN POINTS 66 Article 9 Discounts at entry-points-from/exit-points-to storage facilities and infrastructure ending the isolation, and at entry-points-from LNG facilities ������������������������������ 66 MULTI-TSO ENTRY-EXIT SYSTEMS 69 Articles 10 and 11 Multi-TSO arrangements. . . . . . . . . . . . . . . . . . . . . . . . . . 69 GENERAL REQUIREMENTS 73 Article 12(1) Variability of multipliers, seasonal factors and discounts. 73 Article 12(2) Separate reserve prices . 74 Article 12(3) Binding reserve prices. 76 Article 13 Level of multipliers and seasonal factors. 78 RESERVE PRICES FOR FIRM CAPACITY PRODUCTS 80 Article 14 Calculation of reserve prices. 80 Article 15 Seasonal factors methodology. . . . . . . . . . . . . . . . . . . . . . 82 RESERVE PRICES FOR INTERRUPTIBLE CAPACITY PRODUCTS 85 Article 16 Interruptible discounts. 85 CHAPTER II: REFERENCE PRICE METHODOLOGIES���������������������������������������������� 54 CHAPTER III: RESERVE PRICES ������������������������ 72

TAR NC Implementation Document – Second Edition September 2017 | 5