(1) For thepUpOs~s of verifying the correctness of commercial weights and measures and of weighing and measuring instruments used in, transactions for trade or commerce, the State Government may cause to be prepared as many sets of weighing and measuring instruments . , as they may deem necessary.
(2)Such instruments shall be of such kind kept in such number and shall, be- - v e d e d and stamped in such manner as may be prescribed, 20 of 1958 ] @NFORCZMENT) ACT, 1958 3 1 (Secs. 7-9)
(3) Such instruments shall be kept at alI places where secondary standard or working standards are kept.
Prohibition 7. ( I ) Notwithstanding anything contained in any other law or any custom, usage or practice, no wolgbt~md unit of mass or measure, other than the standard rnwures other than weights or measures shall be used in any transactionsstapdard for trade or commerce or any dealing or contract or we~ghb a d mcasure.
for any work to be done or goods to be sold or delivered ir! any area or in relation to any class of goods or undertakings in respect of which this Act has been brought into force.
(2) Any custom, usage, practice or method of whatever nature which permits in any trade or trader, seller or buyer to demand, to receive or cause to be demanded or received any quantity of article in excess of or less than the quantity fixed by the weight or measure by which the contract or dealing-in respect of the said article has been made, shall be void.
(3) Any transaction, deaIing or contract made or had, after the expiry of three months from the commencement of this Act shall, in so far as it contravenes the provisions of sub-section ( l ) , be void.