《旧唐书·本纪·卷十七》
湖南观察使卢周仁进奏额外赋税二万贯钱，杂物绸缎八万段；朝廷不接受，还给他，让他宽免贫困户的征税。
湖南观察使卢周仁进羡余钱二万贯、杂物八万段；不受，还之，使贷贫下户征税。
Lu Zhouren, the Observance Commissioner of Hunan Province, offered extra taxes of 20,000 guan of money, miscellaneous items, and 80,000 pieces of satin as a tribute. The imperial court refused to accept them and returned them to him to help exempt the poor residents from the taxes.