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RTE publishes each day in day-ahead the peak period (PP) type: 

  • the notification of PP1 days and PP2 days that are also PP1 days will be published the day before at 9:30 am;
  • the notification of PP2 days that are not PP1 days selected on a consumption criteria will be published the day before at 9:30 am;
  • the notification of PP2 days that are not PP1 days selected on a system stress criterion will be published the day before at the latest at 7 pm.

Between 09h30 and 19h00, “Awaiting publication” means non PP1.

PP1 days may only be selected from the business days of the delivery period of the delivery year, excluding Christmas school holidays of the delivery year as defined in the national school calendar order in force.

PP2 days may only be selected from the days of the delivery period of the delivery year, excluding saturday and sunday, and may not be selected from Christmas school holiday days of the delivery year as defined in the national school calendar order in force.

Forecast. RTE may publish forecasts regarding the peak period type PP1 and PP2 in day-ahead before the reference information compliant with the article 12.2.1.1 of the capacity mechanism rules.