Schedule for submitting declarations on demonstration

Deadlines for declaration on demonstration for respective quarters of 2025:

• 1st quarter 2026: April 1 – 15, 2026
• 2nd quarter 2026: July 1 – 14, 2026
• 3rd quarter 2026: October 1 – 14, 2026
• 4th quarter 2026: January 1 – 18, 2027

Unit penalty rate for failure to perform the capacity obligation

Information about unit penalty rate for failure to perform the capacity obligation for current delivery year is available on the website of Energy Regulatory Office.

Public holidays in Poland in 2025

• 1 January – New Year’s Day,
• 6 January – Epiphany,
• 5 April – Easter Sunday,
• 6 April – Easter Monday,
• 1 May – Labour Day,
• 3 May – Constitution Day,
• 24 May – Pentecost Sunday,
• 4 June – Corpus Christi,
• 15 August – Assumption of the Blessed Virgin Mary,
• 1 November – All Saints’ Day,
• 11 November – National Independence Day,
• 24 December – Christmas Eve,
• 25 December – Christmas Day,
• 26 December – Second Day of Christmas.

Legal basis:
Act of 18 January 1951 on Public Holidays.