The provisions of this act shall be applicable to any drainage district of this state which shall meet all the following requirements:
(1) The district shall have been created either by order of the county court or the circuit court on appeal;
(2) All lands within the district shall be within a single county;
(3) No assessment of benefits shall have been confirmed by the county court or the circuit court on appeal;
(4) No bonds shall have been issued by the districts secured by a valid pledge of any assessments, benefits, or betterments;
(5) The district shall have been created without petitions in favor thereof having been filed, signed by a majority either in numbers, in acreage, or in value of the holders of real property within the district.