Designation of the South African Post Office Limited, a Postal Company contemplated in Section 3(1) of the Post Office Act, 1958 (Act No. 44 of 1958) which conducts the business of a bank through its Postbank Division, referred to in Section 51 of the Postal Services Act, 1998 (Act No. 124 of 1998), as a Designated Clearing System Participant