CEZ A.S.

Interest Rate Update/Notice • Oct 1, 2021

ČEZ, a. s. - Interest Payment Notice

ČEZ, a. s. announces that on 4 October 2021 it will pay regularsemi-annual interest payment for the following bond issue:

Aggregate Nominal Amount: USD 266,002,000.00

Maturity: 3 April 2022

Listing: Luxembourg Stock Exchange

ISIN: XS0764313614, US157214AA57

Interest Payment Frequency: semi-annually

Interest rate: 4.25% p.a.

Interest Amount: USD 5,652,542.50ČEZ, a. s. - Interest PaymentNotice

ČEZ, a. s. announces that on 4 October 2021 it will pay regularsemi-annual interest payment for the following bond issue:

Aggregate Nominal Amount: USD 300,000,000.00

Maturity: 3 April 2042

Listing: Luxembourg Stock Exchange

ISIN: XS0764314695, US157214AB31

Interest Payment Frequency: semi-annually

Interest rate: 5.625% p.a.

Interest Amount: USD 8,437,500.01