1.By way of derogation from Article 23(4) of Delegated Regulation (EU) 2017/891, if in the year 2022, a reduction of at least 35 % in the value of a product occurred for reasons outside the responsibility and control of the producer organisation, the value of marketed production of that product shall be deemed to represent 100 % of its value in the previous reference period. The producer organisation shall prove to the competent authority of the Member State concerned that these conditions are met.