(3)In such budget estimate, the Zilla Panchayat shall among other things,-(a)make adequate and suitable provision for such services as may be required for the fulfillment of the several duties imposed on the Zilla Panchayat by this Act or any other law;(b)provide for the payment, as they fall due, of all instalments of principal and interest for which the Zilla Panchayat may be liable in respect of loans contracted by it;(c)allow for a balance at the end of the said year of not less than such sum or percentage of income as may from time to time, be fixed by the Government either generally for all Zilla Panchayats or specially for any Zilla Panchayat.