1

Methodology of Determination of Zonal/Systemic Balancing Capacity Needs

The Methodology for the Determination of the zonal and systemic Balancing Capacity needs for (a) Frequency Containment Reserve, (b) automatic Frequency Restoration Reserve and (c) manual Frequency Restoration Reserve.

2

Baseline Calculation Methodology

Baseline Calculation Methodology for Dispatchable Load Portfolios and for Dispatchable Intermittent RES Units Portfolios for their settlement

3

Offsetting methodology

The offsetting methodology for the allocation of cost due to defaulting participants, in the event that no Clearing House operates in the market.

4

Balancing Market Participation Guarantee Calculation Methodology

The Methodology for the Calculation of guarantees in the event that no Clearing House operates in the market.

5

Activated Energy Calculation Methodology

Methodology for Calculating Activated mFRR and aFRR Balancing Energy and energy required for purposes other than balancing and Adjusted Dispatch Instructions.

6

Variable Cost Parameters for Thermal Generating Units Calculation Methodology

The Methodology for the Calculation of Variable Cost Parameters for thermal Generating Units on the basis of Techno-Economic data

7

HETS Losses Calculation Methodology

The Methodology on the basis of which the HETS Losses are estimated.

8

Terms and Conditions for Balancing Service Providers

Terms and Conditions according to Article 18 of Commission Regulation (EU) 2017/2195. Detailed description of Balancing Service Provider Pre-qualification procedures.

9

Terms and Conditions for Balance Responsible Parties

The Terms and Conditions in accordance with Article 18 of Commission Regulation (EU) 2017/2195.

10

Rules for suspension and restoration of market activities

The Rules for the suspension and restoration of market activities in accordance with Article 36 of Commission Regulation (EU) 2017/2196

11

Settlement rules in the event of market activity suspension

The Settlement rules in the event of suspension of market activities in accordance with Article 39 of Commission Regulation (EU) 2017/2196

12

Infeasible Market Schedule Calculation Methodology

The Methodology for the Calculation of an Infeasible Market Schedule

13

Methodology for determining the HETS Operator’s Required Revenue for the operation of the Markets

Details on the calculation and the procedure for the preparation of the HETS Operator’s Required Revenue for the operation of the Electricity Markets under Law 4425/2016

14