Enforcement Rules of Agricultural Products Market Transaction Act Article 9

Farmers or agricultural production and marketing teams engaged in co-operating marketing by their own specified in the Article 7 Paragraph 2 of the present law, its product origin is limited to the product directly produced by farmers; The agricultural wholesale market may request them to show the signed documents from the local farmer’s organizations specifying the production acreage and quantity of agricultural products if necessary.
中文原文 農產品市場交易法施行細則第9條
農民或農業產銷班依本法第七條第二項自行辦理共同運銷,貨源以其直接生產者為限;必要時農產品批發市場得請其提出當地農民團體簽證或出具之農產品生產面積及數量之證明。

English translation for reference only; the Chinese text prevails. Not legal advice.