(4)The Registrar may, for the purpose of any enquiry under section 74, summon and enforce the attendance of witnesses and compel them to give evidence as if he were a civil Court, and he may also direct by whom the whole or any part of the costs of any such enquiry shall be paid, and such costs shall be recoverable as if they had been awarded in a suit under the Code of Civil Procedure, 1908 (5 of 1908).