6.—(1) After regulation 13 insert—
“13A.—(1) Every exempt producer must keep and preserve at production premises such records as may be specified in a notice published by the Commissioners and not withdrawn by a further notice.
(2) The records required to be preserved by virtue of paragraph (1) must be preserved by the exempt producer for 6 years, or such lesser period as the Commissioner may allow, starting on the day the record is made.”.