Statutory Instrument 274 of 2021. Agricultural Marketing Authority (Grains, Oil Seeds and Products) (Amendment) Regulations, 2021 (No. 1)by Government of Zimbabwein Legal - The Lawon Posted on January 17, 2022 Statutory Instrument 274 of 2021. Agricultural Marketing Authority (Grains, Oil Seeds and Products) (Amendment) Regulations, 2021 (No. 1)