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  • 20 years of SEPS
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    • PCI Project Danube InGrid
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  • Daily operational data
    • Outages of generation units over 100 MW
  • Weekly operational data
    • Load of the system - week ahead forecast
    • Transmission capacities - week ahead forecast
    • Filling rate of water reservoirs
  • Monthly operational data
    • Load of the system - month ahead forecast
    • Plan of outages
    • Monthly indicators
      • Year 2002
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  • Yearly operational data
    • Load of the system - year ahead forecast
    • Yearly plan of outages
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    • Production and consumption
• Services
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  • Auction
    • Profile SK / CZ
      • Archive Monthly auctions
      • Archive Yearly auctions
    • Profile SK / PL
      • Archive Yearly auctions
      • Archive Monthly auctions
    • Profile SK / UA
      • Archive Monthly auctions
      • Free marketable capacities
      • Results of the monthly auction
      • Archive Yearly auctions
    • Profile SK / HU
      • Archive Yearly auctions
      • Archive Monthly auctions
    • Overview of Auctions / Allocations
    • SEPS Auction office
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    • Year 2022
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  • System services
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    • Assignment code
    • Coding of metering points
  • REMIT
• Ecology
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• News
  • Information
    • Company incorporation
    • AINP membership
    • UCTE General Meeting
    • Press release
    • Board of Directors
    • Attention
    • Operational Report 2003
    • Attention (1)
    • Extension of DAMAS on Profiles SEPS/PSE, SEPS/MAVIR, SEPS/WPS
    • Damas - updated Standard Contract
    • Attention (2)
    • Continue testing operation in system DAMAS
    • Attention (3)
    • Notice
    • Attention (4)
    • Annoucement - daily allocations on the SEPS/PSE-O cross-border profile
    • SEPS, a.s. Auction Office notify
    • Announcement
    • DAMAS - trial days
    • DAMAS - system inaccessible
    • Rules of Daily Auctions
    • DAMAS - trial days (1)
    • Daily Auctions Postponement
    • Decreasing of transfer capacity at profile SEPS - PSE-O
    • DAMAS - trial days (2)
    • Rules of Daily Auctions are published
    • Decreasing of transfer capacity at profile SEPS - PSE-O (1)
    • Decreasing of transfer capacity at profile SEPS - PSE-O (2)
    • Announcement (1)
    • Announcement: The result from the meeting of contracting authorized representatives of the Clearing and Settlement Agreement of Cross-Border Trade with Electricity April-May 2007 (1)
    • A decision by SEPS, a.s., not to sign<br />Interim ITC Clearing and Settlement Agreement June-December 2007
    • Expected decrease in available capacities for exports from SEPS, a.s., on the SEPS-MAVIR profile
    • Announcement regarding capacity allocation on SEPS-MAVIR interconnection in 2008
    • Declaration of intent to create european network of<br />transmission system operators for electricity, ENTSO-E
    • Announcement (2)
    • Announcement of initiation of production service of intraday schedules registration
    • ISZO Trial Days
    • Seminar Implementation of the short term daily market in Slovakia
    • ICT Manager - CIO for CAO Central Allocation Office GmbH
    • The Announcement for the Electricity Market Participants
    • OKTE a. s. - the organizer of the short-term market in electricity will start its activities on 1 January 2011
    • Announcement (3)
    • Consultation regarding Regional Design of Long Term Transmission Rights within Core CCR opened
    • Acknowledgement for the participation in the satisfaction survey
    • Public consultation on the 2018 Rules for Explicit Daily Capacity Allocation on borders of the Core CCR serviced by JAO has been launched
    • Announcement (4)
    • Announcement (5)
    • SEPS, a. s., and ČEPS are moving to 1-hour trading sessions within intraday market for cross-border capacities
    • Notice (1)
    • Acknowledgement for the participation in the satisfaction survey (1)
    • Invitation
    • Acknowledgement for the participation in the satisfaction survey (2)
    • Introducing 4M Market Coupling Project and planned operational market design
    • Announcement (6)
    • Announcement (7)
    • Workshop on REMIT implementation
    • Agenda and organizational arrangements for Workshop on REMIT Implementation
    • Acknowledgement for the participation in the satisfaction survey (3)
    • Acknowledgement for the participation in the satisfaction survey (4)
    • Announcement (8)
    • Public consultation on the Proposal for nomination rules for Physical Transmission Rights
    • Launch of Public Consultation regarding the proposal for the regional design of Long-term Transmission Rights („LTRs”) for the Core Capacity Calculation Region („Core CCR“) including bidding zone borders CZ/SK and AT-DE/LU
    • Launch of Public Consultation regarding the MARI - manual frequency restoration reserves Platform Design
    • Public consultation on all TSOs’ proposal for the implementation framework for a European platform for the imbalance netting process
    • Acknowledgement for the participation in the satisfaction survey (5)
    • Release of the new document Ten-Year Network Development Plan for the period 2018-2027
    • Public consultation regarding recently released documents of TYNDP 2018 has been launched
    • Notice (2)
    • Notice for Balance responsible parties („BRP“) with regards to the modification of sign convention as from 1 January 2019
    • Notice (3)
    • Public Consultation regarding the Second amendment of the regional design of long-term transmission rights for the Core Capacity Calculation Region („Core CCR“)
    • Acknowledgement for the participation in the satisfaction survey (7)
    • Public Consultation regarding Harmonised Allocation Rules review of main body and regional annexes
    • High-Level Market Design of the “DE-AT-PL-4M MC” Project
    • Public Consultation regarding the Third amendment of the regional design of long-term transmission rights for the Core Capacity Calculation Region („Core CCR“)
    • Acknowledgement for the participation in the satisfaction survey (6)
    • DE-AT-PL-4MMC Project provides information about the technical solution to the market participants
    • Oznam Pozvánka na ENTSO-E Workshop
    • A new Local Implementation Project established under SIDC
    • Public Consultation regarding 1st amendment of the Core CCR fallback procedures in accordance with Article 44 of the Commission Regulation (EU) 2015/1222 of 24 July 2015 establishing a guideline on capacity allocation
    • Information
    • Information on the new SK-HU lines commissioning
    • Information (1)
    • Video: Simulation of the Frequency Disturbance in Europe (January 8, 2021)
    • Acknowledgement for the participation in the satisfaction survey (8)
    • SDAC webinar on the DE-AT-PL-4M MC (Interim Coupling) Project
    • Presentation and recording of the SDAC webinar on the DE-AT-PL-4M MC (Interim Coupling/ICP) Project
    • Q&A of the SDAC webinar on the DE-AT-PL-4M MC (Interim Coupling/ICP) Project
    • OKTE informs about the joint tests of the DE-AT-PL-4MMC with market participants
    • New operational timings to be applied for Day-Ahead Market Coupling process
    • SDAC Decoupling training session with Market Participants November 3rd 2021 - Common invitation
    • Progress in external parallel run results of Core Flow-Based Market Coupling
    • The Core Flow-Based Market Coupling project organises an Introductory workshop to Core Flow Based Market Coupling
    • Testing progress and new Go-Live date of the Core Flow-Based Market Coupling project
    • Impact of current operating regime between transmission systems of Slovakia and Ukraine on transmission capacities offered to the unilateral auctions
    • Announcement of allocated capacity curtailment
    • The Core Flow-Based Market Coupling project announces that member testing will start on 04. April 2022
    • Postponement of the Core Flow-Based Market Coupling project Go Live
    • Harmonised maximum clearing price for SDAC to be set to 4000 EUR/MWh from 10th May
    • Acknowledgement for the participation in the satisfaction survey (9)
    • New go live date for Core Flow-based Market Coupling
    • Launch of Flow-Based Market Coupling in the Core region enhances energy transition
    • "OKTE & SEPS Day" at the SPX 2022 Spring Conference
  • Press News
    • UCTE implements a new forecast tool to prevent major grid disturbances
    • Energy Regulatory Forum welcomes the draft for operational standards presented by UCTE
    • Operational standards UCTE
    • UCTE: Security of electricity supply needs to be given higher priority
    • UCTE: After the Italian nation-wide black-out on 28 September 2003
    • UCTE: Interim Report of the Investigation Committee on the 28 September 2003 blackout in Italy
    • Imminent reconnection of the south east of Europe to the main UCTE system
    • New common capacity allocation office in Central-Eastern Europe founded by eight Transmission System Operators to foster development of regional electricity market
    • Transmission System Operators (TSOs) for electricity are founding a new association to strengthen their co-operation in the European electricity market
    • Transmission System Operators (TSOs) for electricity have<br />founded a new association to strengthen their co-operation<br />in the European electricity market.
    • Preparations for the interconnection of electricity spot markets in the Czech Republic and Slovakia are underway
    • Press Release - 15 May 2009
    • Short-term electricity market coupling in the Czech Republic and the Slovak Republic to start on 1st September 2009
    • Integration of the Czech and Slovak day-ahead markets
    • Press release
    • Press release (1)
    • Press release (2)
    • Final pilot TYNDP to be published on 30 June
    • Opening of Public consultation on ENTSO-E Work Program 2010-2011
    • Czech and Slovak TSOs and Market Operators on market integration
    • V4 Transmission system operators (ČEPS, MAVIR, PSE, SEPS) and TRANSELECTRICA are deeply concerned by nontransparent developments around the implementation of congestion management at the Austrian-German border
    • CZ-SK-HU Market Coupling project successfully launched
    • Press release (3)
    • Information on the CZ/SK profile situation
    • CZ-SK-HU Market Coupling High-level Design Agreed
    • The magnitude of capacities for the CAO monthly auction on the SEPS - MAVIR profile for the month of October 2011
    • Situation on SK/CZ cross-border profile
    • Press release (4)
    • Romania joins the CZ-SK-HU Market Coupling project
    • SEPS, a. s., and ČEPS, a. s., have launched the e-GCC
    • Press release (5)
    • Splitting of the German-Austrian Bidding Zone - A Necessary Precondition for Solving the Issue of Unplanned Power Flows
    • Developments of the CZ-SK-HU Market Coupling Project
    • Latest News on Czech-Slovak-Hungarian Market Coupling
    • Start of CZ-SK-HU Market Coupling Project approaches
    • Coupling of Czech, Slovak and Hungarian Day-ahead Electricity Markets starts on 11^th September 2012
    • Successful start of the Czech-Slovak-Hungarian Day-ahead Electricity Market Coupling on 11 September 2012
    • Shareholder Change
    • Splitting of the German-Austrian bidding zone is needed
    • Poland and Romania to join CZ-SK-HU Market Coupling
    • Press release (6)
    • Press release (7)
    • Press release (8)
    • Czech-Slovak-Hungarian-Romanian Market Coupling go&#45;live in Q4/2014
    • 4M Market Coupling Go-live planned for 11 November 2014
    • Developments of the 4M Market Coupling Project
    • 4M Market Coupling Project go-live
    • The Czech-Slovak-Hungarian-Romanian Day-ahead Electricity Market Coupling successfully started on 19 November 2014
    • Press release (9)
    • Joint Allocation Office (JAO) to be established on 1 September 2015
    • Implementation of the first EU network code starts now!
    • ACER starts receiving data for the surveillance of the energy markets
    • Central East Europe in the focus
    • Joint approach to be applied for potential scenario where the United Kingdom leaves the EU without a deal on 31st October 2019
    • Announcement on Intra-Day capacity allocation on the Polish-Slovak border
    • Press release on the status of the DE-AT-PL-4MMC project (so called Interim Coupling)
    • COVID-19: Electricity TSOs mobilized to maintain grid stability and security of supply
    • Day-ahead market integration – information about status of the DE-AT-PL-4MMC Project
    • Guidance of the European Commission on the continuation of the DE-AT-PL-4M MC (Interim Coupling) Project
    • DE-AT-PL-4MMC Project informs market participants about the current status and planning of the Project
    • Information: Start of publication of Core flow-based day-ahead capacity calculation data and market coupling simulation results, and updated project planning
    • Extension of Single Day-Ahead Coupling (SDAC) to Greece
    • Successful start of the joint regional testing of the DE-AT-PL-4M MC (Interim Coupling) Project
    • Changes in the SEPS Board of Directors and Top Management
    • Updated test planning of the DE-AT-PL-4M MC (Interim Coupling) Project
    • The Slovak and Hungarian Transmission System Operators have put significant interconnection of their electricity systems in commercial operation
    • Updated planning of the DE-AT-PL-4M MC (Interim Coupling) Project
    • Interim Coupling project member testing confirmed following successful completion of SDAC testing
    • Interim Coupling Project: Go-live confirmed for 17 June 2021
    • Successful go-live of Interim Coupling project
    • ZSD and SEPS are jointly building the cutting-edge electricity systems in Slovakia
    • Growing cities need smart grids
    • Energy in the Right Place: Slovenská elektrizačná prenosová sústava Changes Both Logo and Slogan After 20 Years. They Are the Product by the Neopublic Agency
    • SEPS Is to Restore Allocation of Cross-Border Capacities Between the Ukraine and Slovakia
  • Network Codes
    • Press release
    • Press release (1)
    • Press release (2)
    • Press release (3)
    • Press release (4)
    • Press release (5)
    • Press release (6)
    • Press release (7)
    • Public Consultation on Emergency and Restoration is Open
    • EU Member States Adopt Major Building Block of the Internal Energy Market
    • ENTSO-E Opens a Public Consultation for the Network Code on HVDC Connections
    • ENTSO-E publishes Implementation Guidelines for network codes RfG and DCC
    • ENTSO-E launches dedicated network codes website (Network codes)
    • ENTSO-E announces public consultation on the Operational Security Network code
  • Questions & answers
• Documents
  • ACER Decisions
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  • Energy legislation
  • Operational Rules
  • National Ten-Year Network Development Plan
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