20 October, 2025: CogUrdd and Poburdd registry closing date
19 January, 2026: Dance and Instrumental competitions closing date
31 January, 2026: The last date to count the pupils in a school
9 February, 2026: Closing date for all Stage and Maes competitions, apart from the exceptions at the back of the Syllabus. All competitors must be registered by the closing date. (Verification period: 10-13 February 2026)
2 March, 2026:
Closing dates of
• All Homework Competitions products, apart from the exceptions at the back of the Syllabus
• Eisteddfod T Competitions
• Band / Individual Artist competitions
• Organising an accompanist for the 19-25 solo
• For organising tympanau
March 2026: 'Outside of Wales' Eisteddfod
20 April, 2026: Art, Design & Technology competitions closing date
May 2026: Adjudicating Art, Design & Technology competitions
23 - 29 May, 2026: Ynys Môn National Eisteddfod
