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Is an A1 FDES published in 2021 still usable in 2026?

1111 questions from 157 articles available in English.

No. Since 1 November 2022, only EN 15804+A2 has been accepted for a new or renewed declaration, and A1 declarations verified in 2021 and 2022 were withdrawn from INIES on 1 July 2026 (1 January 2026 for those verified in 2020). An A1 declaration still in a dossier must be replaced with its A2 version or another valid declaration - checking each declaration's year has become a portfolio management issue.

Read the source article: Reading an FDES for RE2020: modules, DED, validity