|   | 23. Realisation of       tax on sale or purchase of goods.-   | 
        
            | (1) | (a) | No person who is not a dealer registered         under this Act, shall in respect of any sale or purchase made by or         through him, realize from any person any amount by way of tax on sale or         purchase of goods or any amount in lieu of tax on sale or purchase of         goods by giving it different name or colour and no dealer registered         under this Act, shall in respect of any sale or purchase made by or         through him, realize from any person, other than a person to whom goods         are sold by him, any amount by way of tax on sale or purchase of goods,         or any  amount in lieu of tax on sale or purchase of goods by         giving it different name or colour; | 
        
            | (b) | Where tax is payable on sale or purchase of         goods on any turnover by a dealer including a commission agent or any         person mentioned in clause (h) of section 2 registered under this Act,         such dealer may recover an amount, equivalent to the amount of tax on         sale or purchase of goods payable, from the person to whom any such         goods is sold by him, whether on his own account or on behalf of his         principal. | 
        
            | (2) | Where – | 
        
            | (i) | the amount of tax charged in tax invoice or         sale invoice, as the case may be, exceeds the amount of tax payable; or | 
        
            | (ii) | the amount of tax payable in respect of a         sale exceeds the amount of tax charged in a tax invoice or a sale         invoice, as the case may be, or | 
        
            | (iii) | a tax invoice or sale invoice has been         issued by the selling dealer to the purchasing dealer in respect of any         goods but such goods or any part of such goods is returned or rejected         by such purchasing dealer, debit note and credit note, of the amount of         tax involved in each case, shall be issued in accordance with provisions         of sub-sections (14), (15) and (16) of section 21. | 
        
            | (3) | Except as provided in section 34, no person         shall deduct any amount as tax from the amount payable to the person         selling the goods. | 
        
            | (4) | 
            No dealer shall include the amount of tax         already paid on the purchase of goods in the sale price of such goods         resold or goods manufactured by using such goods. |