Minn. Stat. § 103D.625
Subd. 1. Duty to assume drainage systems.
(a) The managers shall take over a joint county or county drainage system within the watershed district and the right to repair and maintain the drainage system if directed by a joint county drainage authority or a county board. The transfer may be initiated by:
Subd. 2. Status of assumed drainage systems.
A joint county or county drainage system that is taken over in whole or in part is part of the works of the watershed district to the extent taken over.
Subd. 3. Procedure for repair or improvement.
After the transfer is ordered, all proceedings for repair and maintenance must conform to chapter 103E, except for repairs and maintenance done pursuant to section 103D.621, subdivision 4.
Subd. 4. Construction or improvement.
Construction of new drainage systems or improvements of existing drainage systems in the watershed district must be initiated by filing a petition with the managers. The proceedings for the construction or improvement of drainage systems in the watershed district must conform to chapter 103E, except for repairs and maintenance done pursuant to section 103D.621, subdivision 4.