HomeBulletin-2021[SI 4/2021] — National Savings Certificate (Revocation) Order. [SI 4/2021] — National Savings Certificate (Revocation) Order. — National Savings Certificate (Revocation) Order. Made u/s 23(1) of the Botswana Savings Bank Act. See: National Savings Certificate Order. See PDF Continue reading this exclusive content by subscribing to one of our membership plans. Subscribe Now Already a Member? Log In