Extraordinary service outage
On 31 August 2026 at 6:00 p.m., an extraordinary service outage will takeplace due to the implementation of a new information system. The affected systems will be ISOM and ZPE.
News
New OKTE, a.s. Operation Order (effective from September 1st 2026)
On 01. 09. 2026, new change to the Operation Order of OKTE, a.s., which was approved as by the Regulatory Office for Network Industries on 18. 08. 2026, will take effect. The decision on the new OKTE, ...
Evaluation of the public consultation on change to the OKTE, a.s. Operation Order (12)
OKTE, a.s. announces that from 16. 07. 2026 to 30. 07. 2026 a public consultation was held concerning the proposed changes to the operational order of the short-term electricity market ...
The twenty-sixth auction for guarantees of origin
OKTE, a.s. as the organizer of the short-term electricity market (OKTE), would like to inform you about the announcement of the twenty-sixth electronic auction for guarantees of origin (GO) of ...
Commencement of the public consultation on change to the OKTE, a.s. Operation Order – July 2026
OKTE, a.s. announces that on July 16th, 2026, a public consultation began, concerning the upcoming changes to the operational order of the short-term electricity market operator. The proposed changes ...
Announcement of the MCCG Meeting – 2026, July 08
OKTE would like to inform market participants about the upcoming online Market Coupling Consultative Group (MCCG) online workshop, which will take place on 8 July 2026, from 09:00 to 12:30 CET. The ...
Summary of SDAC Full decoupling Test (3rd June 2026)
On 3 June 2026, a scheduled SDAC full decoupling test was carried out. The main purpose of the exercise was to simulate a real operational contingency that may also occur in production on day-ahead ...
Implementation of Core Advanced Hybrid Coupling (AHC) within SDAC
On 11 June 2026, the Advanced Hybrid Coupling (AHC) functionality was implemented within the European day-ahead electricity market (Single Day-Ahead Coupling – SDAC) for a subset of bidding zone ...
Change of Registered Office from 01. 07. 2026
OKTE, a.s. would like to inform its partners, that effective from 1 July 2026, the company will relocate its registered office. The new registered office address will be: Prievozská 4D, Blok E821 09 ...
Public consultation on the new Storage Order type in day-ahead market
OKTE, a.s. informs market participants about the ongoing public consultation on the planned new order type Storage Order within the Single Day-Ahead Coupling SDAC. Nominated Electricity Market ...
OKTE has published the National Energy Mix
OKTE announces that it publishes a final National Energy Mix on its website pursuant to Act 251/2012 Coll. § 37 par. 6 letter o). The national energy mix is used by the supplier to determine its ...
Change to the OKTE, a.s. Operation Order (effective from May 28th 2026)
On 28. 05. 2026, a change to the Operation Order of OKTE, a.s., which was approved as by the Regulatory Office for Network Industries on 26. 05. 2026, will take effect. The decision on the change to ...
Announcement of Extraordinary ISZO and ISOT Systems Maintenance
OKTE, a.s. announces that on 27 May 2026 from 19:00 to 20:00 (CEST) an extraordinary maintenance of the ISZO and ISOT systems will take place. During this maintenance, intraday continuous trading ...
New Features in Intraday Continuous Trading
OKTE informs market participants about the deployment of XMtrade®/ISOT version 3.32, introducing several enhancements based on suggestions from market participants and application practice aimed at ...
SDAC Decoupling training session: Registration for testing with market participants
Hereby, the Single Day Ahead Coupling (SDAC) parties would like to invite you to an SDAC decoupling training session and at the same time opens the possibility of registration. The tests will take ...
Evaluation of the public consultation on change to the OKTE, a.s Operation Order
OKTE, a.s. announces that from 05. 05. 2026 to 20. 05. 2026 a public consultation was held concerning the proposed change to the operational order of the short-term electricity market operator. During ...
Current Status of SIDC Corrective Measures Preparation
OKTE, a.s. would like to inform Market Participants about the status of preparation of Corrective Measures (CMs) within the Single Intraday Coupling (SIDC). Corrective Measures are temporary ...
NEMO Committee Public Consultations
The NEMO Committee has launched two public consultations concerning methodologies applied within the European integrated electricity market and market coupling processes. OKTE as a member of the NEMO ...
Exchange of client certificates for XMtrade®/ISZO and XMtrade®/ISOT systems on 26th May 2026
The exchange of client certificates XMtrade ISZO - PSEUDONYM and XMtrade ISOT - PSEUDONYM is planned during the service outage on 26th May 2026 (5:00 PM - 9:00 PM). Changes include certificates and ...
The twenty-fifth auction for guarantees of origin
OKTE, a.s. as the organizer of the short-term electricity market (OKTE), would like to inform you about the announcement of the twenty-fifth electronic auction for guarantees of origin (GO) of ...