Section 45(1) in The Tamil Nadu Agricultural Produce Marketing (Regulation) Rules, 1991
(1)Every transaction of selling and buying of agricultural produce in the market shall be done without the intervention of any of staff of market committee. The Head of market shall, however, arrange for sale of agricultural produce through secret tender or through auction. The method of such sale shall be determined by the market committee Cither generally for all of its markets and in respect of all agricultural produces or separately for each type of agricultural produce for each market.
