Section 8(2)(d) in Tamil Nadu Panchayats (Preparation of Plans and Estimates for Works and Mode and Conditions of Contracts) Rules, 1998
(d)In the case of any work to which sponsor contributes not less than twenty-five per cent of the estimate cost in cash if he expresses a desire to execute the work and if the panchayat gives prior approval for entrusting it to such sponsor by passing a resolution, the work may be entrusted to such sponsor: