Consultation on a proposed shift of Day-ahead market gate closure time in the framework of the prepared Market coupling between the Czech and the Slovak day-ahead market

The planned interconnection of electricity spot markets in the Czech Republic and the Slovak republic will cause possible shift of OTE day-ahead gate closure time. The same gates closure time will be used on a new opened day-ahead market in Slovakia as well.

Operátor trhu s elektřinou, a.s., (OTE) as the operator of the day-ahead market in the Czech republic, Slovenská elektrizačná prenósová sústava, a. s., (SEPS) as the operator of the new day-ahead market in the Slovak republic and ČEPS, a. s., as the Czech transmission system operator, have organized consultations of the market participants regarding a possible shift day-ahead gate closure time.

Event in “D-1”
(“D-1“ = The day preceding the day of delivery)[1] / Dead line / Comments
Open Day-ahead markets / - / The bids will be allowed to submit for any date in future.
TSO´s declare the ATC values / 9:00 / TSO´s declare ATC values available for market coupling.
Day-ahead gate closure time / 11:00 / Dead line for bids submitting
Matching process / 11:00 – 11:30 / Internal processes (calculation time) of matching process
End of matching process / 11:30 / The evaluated marginal prices and volumes are known for publication
Dead line for submitting of results claims / 11:50 / It is allowed only to raise a claim for financial settlement results
Publication of created a supply/demand curves for each hour / 13:30 / The time for publication of created supply/demand curves for each hour of trading day.

You as market participants are kindly asked to contribute with comments and suggestions to our target in order to have liquid and stable day-ahead spot market in the both market areas. You are welcomed to complete the questionnaire on the web:

http://www.spot-markets.net/dotaznik_dt.php or send email to [2] from 23 th January to 23th February 2009.

If you have any question, don’t hesitate to contact us.

Igor Chemišinec, Operátor trhu s elektřinou, a.s., email:

[1] Day D is a delivery day.

[2] The operators have rights to the final decision about time schedule according to implementation of market coupling.