Administration and collection of tax
(1) Subject to sub-sections (2) to (4), every registered dealer, and the Central Government, a State Government, a statutory body and a local authority liable to pay tax collected under sub-section (2) of Section 9, shall furnish a return in such form and manner, including electronic methods, and shall pay the tax due on such return within twenty days or fifteen days after the end of the preceding month or any other tax period as may be prescribed.
Provided that the specified class of dealers as may be notified by the Commissioner shall furnish particulars for preparation of the return in the prescribed form or submit the return in the prescribed form, electronically through internet in the manner specified in the said notification:
Provided further that the specified class of dealers as may be notified by the Commissioner shall pay tax payable on the basis of the return, by electronic remittance through internet in the manner specified in the said notification.
(2) The tax on any sale or purchase of goods declared in a return furnished shall become payable at the expiry of the period specified in subsection (1) without requiring issue of a notice for payment of such tax.
(3) Subject to such terms and conditions as may be specified, the prescribed authority may require any registered dealer.-
(a) to furnish a return for such periods, or
(b) to furnish separate branch returns where the registered dealer has more than one place of business.
[(4) If any dealer having furnished a return under this Act, other than a return furnished under sub-section (3) of Section 38, discovers any omission or incorrect statement therein, other than as a result of an inspection
or receipt of any other information or evidence by the prescribed authority,
(a) he shall furnish a revised return within the time prescribed for filing the return for the succeeding tax period; and
(b) he shall furnish a revised return any time thereafter but within six months from the end of the relevant tax period, if so permitted by the prescribed authority.