After the establishment of Taiho Ritsuryo (Taiho Code), taizei was put under the control of Minbusho (Ministry of Popular Affairs), then, in 708, the system of Fudokoku staple was put in operation.
大宝律令の制定後、大税は民部省の監督下に置かれて708年には不動穀の制度が開始された。