According to the terms of the common bond loan dated 21.7.2017 (the “Bond Loan”) issued by “TERNA ENERGY FINANCE SA” (hereinafter the “Company”), Friday, 19 January 2018 is set as the record date for the beneficiaries of interest payment for the first Interest Payment Period, i.e. from 21.7.2017 to 22.01.2018.

It is therefore clarified that as of Thursday, 18 January 2018 (Ex-coupon date) the Company's bonds in connection to the Bond Loan will be traded on the Athens Exchange without the right to receive the interest payment associated with the first coupon.

The gross interest amount for the first Interest Payment Period, which corresponds to 60,000 bonds currently traded on the Athens Exchange, is euro 1,187,083.33, i.e. euro 19.7847222222 per bond and has been calculated at an annual interest rate of 3.85% (before tax).

The payment of the accrued interest to the bondholders will take place through the “Hellenic Central Securities Depositary S.A.” (ATHEXCSD) on Monday, 22 January 2018 as follows:

1. Through the operators of the beneficiaries in the Dematerialized Security System (Banks and Securities firms) for the bondholders that have authorized their operators for the collection, according to the D.S.S. Operations Regulation and ATHEXCSD relevant resolutions.

2. By deposit to the International Bank Account Number (IBAN), which the bondholder has declared in order to receive the distributed amounts, according to article 13 of the D.S.S. Operations Regulation and no 6 Decision of ATHEXCSD Board of Directors, as in force, to bondholders who do not wish to receive the distributed amounts through their Operators.

3.Through the network of branches of the Bondholder's Agent (or its authorized representatives), for Bondholders to whom for various reasons payment of the amounts as referred to in 2 and 3 above has not been effected. Payments to Bondholders who have not authorized an Operator to collect the amounts of the Debt and the Bondholders who have registered the Bonds in a Special Account will be made at the offices of the Agent at 110, Athinon Avenue, in Athens, daily from 9.00 am until 16.00, Greece time, or in a bank account, which will be notified in writing, in accordance with the specific provisions of the D.S.S. Operation Regulation and the relevant decisions of the ATHEXCSD.

It is hereby clarified that according to the applicable current legislation, the right to collect interest amount expires if not collected within the time limit of five (5) years and any relevant amount shall be reimbursed to the Hellenic Republic.