Section 120(1)(iv) in Karnataka Panchayat Raj Act, 1993
(iv)one-fifth of the Adhyakshas of the Grama panchayats in the Taluk by rotation for a period of one year as the [Adhyaksha of the Taluk Panchayat] [Substituted by Act 29 of 1997 w.e.f. 20.10.1997.] may determine by lot: