26. Power to make rules
(1) The Government may after previous publications, make rules for carrying out the purpose of this Act.
(2) In particular and without prejudice to the generality of the foregoing powers, such rules may provide for-
(b) the manner in which the turnover shall be ascertained and the tax shall be assessed, levied or collected;
(d) the instalments by which the tax shall be paid;
(e) granting of licences and certificates to dealers and agents and imposing of conditions applicable to, and fee payable for such licenses and certificates;
(f) the submission of returns, the production of documents and the attendance of persons and their examination on oath or affirmation;
(g) the duties and powers of officers appointed for the purpose of enforcing the provisions of this Act;
(h) the general regulation of the procedure to be followed and the forms to be adopted in proceedings under this Act.