FAQ: Single Discretionary Allowance   Q What is a Single Discretionary Allowance (SDA)? A These are the amounts that may be taken out of South Africa by South African residents in a calendar year. The Single Discretionary Allowance granted by the South African Reserve Bank is R750 000 per adult and children under the age of 18 yrs is R160 000 per calendar year.   Q What does the Single Discretionary Allowance cover? A The SDA covers the following:- 1) Travel allowance 2) Study allowance 3) Donations to missionaries 4) Gifts and Loans allowance 5) Maintenance Transfer