Section 31(1) in The Delhi Agricultural Produce Marketing (Regulation) General Rules, 2000
(1)Only such weighing instruments which satisfy the requirements of and such weights, and measures as are prescribed by the Standards of Weights and Measures (Enforcement) Act, 1985 as in force in the National Capital Territory of Delhi and the rules made thereunder shall be used for weighing or measuring agricultural produce in a market area:Provided that in transaction of sale and purchase of agricultural produce in the principal market and subsidiary market of the market area beam scale (Kanta) or platform scale shall only be used.
