National Building Regulations and Building Standards Act, 1977 (Act No. 103 of 1977)

If in any prosecution for an offence in terms of this Act it is necessary, in order to establish the charge against the accused, to prove that he failed to comply with the requirements of this Act relating to standard or quality of materials, design or workmanship, an allegation in the charge sheet that such accused so failed, shall be sufficient proof thereof unless the contrary is proved.