Ta Gary. Sigh really don't want to give these schmucks any more info than absolutely necessary
http://www.info.gov.za/view/DownloadFileAction?id=70628
Duty to answer questions
16. (1) The Statistician-General, or an officer of Statistics South Africa authorised by him or her, may, in performing his or her functions in terms of this Act, put, to any person 30 any questions which the Statistician-General or that authorised officer considers reasonably necessary for the collection of s~tistics.
(2) Every person, including every employee of any organ of state, must—
(u) to the best of his or her or its howledge and belief and subject to the right to dignity and privacy, answer, when so required, all questions put orally or in 35 writing in terms of subsection (1); and
(b) in accordance with the instructions pertaining to any document referred to in section 7(1 )(e)(ii) and not later than the date specified in that document—
(i) furnish all such information; or
(ii) sign such declaration, as is required by that document.
(3) A document referred to in section 7( l)(e)(ii) is sufficiently authenticated if the name and designation of the competent person by whom it is given or issued, as the case may be, has been printed or stamped thereon.
(3) Any individual other than an employee of an organ of state, business or other organisation that fails to answer a question put in terms of section 16(2)(a) or furnishes an answer to such a question which is false or misleading in any material respect, knowing the answer to be false or misleading; fails to furnish information or sign a declaration in terms of section 16(2)(b)
or furnishes such information which is false or misleading in any material respect, knowing the information to be false or misleading; incites any other person to act as contemplated in paragraph (a) or (b); refuses—
(i) the Statistician-General or any authorised officer of Statistics South Africa, acting in terms of section 15, entry on any land or premises; or (ii) to pemit the Statistician-General or that authorised officer to inspect anything on or in that land or premises; wilfully obstructs the Statistician-General or any officer of Statistics South Africa in the exercise of a power, or the performance of a duty, in terms of this Act, of an offence and liable on conviction— in the case of an individual, to a fine not exceeding R 10000, or such hi&her amount as is determined from time to time by the Minister of Justice as contemplated in section 1(1)(a) of the Adjustment of Fines Act, 1991, or to imprisonment for a period not exceeding six months or to both such fine and such imprisonment
(4) fa) A conviction of an offence referred to in subsection (3)(a) or (b) does not 60 relieve any individual, business or other organisation of the obligation to supply the correct information.