Statutory Instrument 102 of 2020. Public Health (COVID-19 Prevention, Containment and Treatment) (National Lockdown) (Amendment) Order, 2020 (No. 7by Government of Zimbabwein Legal - The Lawon Posted on May 8, 2020 Statutory Instrument 102 of 2020. Public Health (COVID-19 Prevention, Containment and Treatment) (National Lockdown) (Amendment) Order, 2020 (No. 7