Rajasthan Sales Tax Act,1994
Section 14. Bar against collection of tax when not payable
(1) No person who is not a registered dealer or who is not liable to pay tax in respect of any sale or purchase shall collect on the sale of any goods any sum by way of tax from any other person, and no registered dealer shall collect any amount by way of tax in excess of the amount of tax payable by him under the provisions of this Act.
(2) No dealer shall collect, any sum by way of tax in respect of sale of any goods on which by virtue of section 15, no tax in payable.
(3) Dealers required under section 5 to pay lump in lieu of tax shall not collect tax or any sum in lieu of tax.