Section 3(2)(iii) in Chhattisgarh Panchayat (Purchase of Material and Goods) Rules, 2013
(iii)On the basis of quantity of material, (1%) price of appropriate expenditure shall be deposited at the time of taking tenders in the form of earnest money from every establishment/provider of material/ constructor/seller, who are registered with Chhattisgarh Sales Tax Department and who are submitting tenders.