Section 27 of The Kerala General Sales Tax Act, 1963 (No.15 of 1963) View Chapter 6

Maintenance of true and correct accounts by dealers.

(1) Every person registered under this Act, every dealer liable to get himself registered under this Act and every other dealer who is required so to do by the prescribed authority by notice served in the prescribed manner shall keep and maintain true and correct accounts and such other records as may be prescribed in Malayalam, Tamil, Kannada, Gujarati or English relating to his business, showing such particulars as may be prescribed. Different particulars may be prescribed for different classes of dealers.

(2) every dealer shall issue bill or purchase bill and every buyer shall demand bill from the dealer for the purchase made by him.