21.—(1) This regulation applies with regard to changes in membership of a registered scheme.
(2) Subject to paragraphs (3) and (4), where a person who is a producer in respect of a year becomes a member of a registered scheme during that year, the data reporting obligations of the producer for that year, referred to in regulation 20(1), must be performed through the scheme.
(3) Subject to paragraph (4), where a person who is a producer in respect of a year ceases to be a member of a registered scheme during that year, that person must comply with their data reporting obligations for that year.
(4) Where a person who is a producer in respect of a year ceases to be a member of one registered scheme (“the first scheme”) and becomes a member of another registered scheme (“the second scheme”) during that year, the first scheme is not required to perform any of the producer’s data reporting obligations, referred to in regulation 20(1), and all such obligations must be performed through the second scheme.