(a) receive evidence and determine whether and to what extent it shall be given by affidavit or orally upon oath; (b) award costs against any party in any proceedings before him; and (c) tax costs so awarded according to the prescribed tariff: Provided that such award and taxation shall be subject to review by the court. (2) 12. 13. The payment of any costs so awarded and taxed may be enforced in the same manner as if they were costs awarded by a judge of the Transvaal Provincial Division of the Supreme Court of South Africa in civil proceedings. Exercise of discretionary power by registrar. (1) Whenever any discretionary power is conferred by this Act upon the registrar, he shall not exercise that power adversely to an applicant or an objector or other person who according to the register appears to be an interested party, without (if so required by the applicant or objector or other interested party within a time fixed by the registrar) giving that applicant or objector or interested party an opportunity of being heard. (2) Whenever by this Act any time is specified within which any act is to be performed or thing is to be done, the registrar may, save where it is otherwise expressly provided, extend that time either before or after its expiry. Representation. Any person is entitled to be represented by an agent to act on his behalf in connection with any matter or proceedings in terms of this Act. 14. Application for registration. (1) The proprietor of a design which— (a) (b) in the case of an aesthetic design, is— (i) new; and (ii) original, in the case of a functional design, is— (i) n ew; and (ii) not commonplace in the art in question, may, in the prescribed manner and on payment of the prescribed fee, apply for the registration of such design.