(1) The body corporate must manage, maintain, and keep in a good state of repair the common property and any assets owned by the body corporate or designed for use in connection with the common property.
(2) The body corporate must maintain, repair, or renew all building elements and all infrastructure that relate to or serve more than 1 unit.
(4) Any costs incurred by the body corporate that relate to repairs to building elements and infrastructure contained in a principal unit are recoverable by the body corporate from the owner of that unit as a debt due to the body corporate (less any amount already paid) by the person who was the unit owner at the time the expense was incurred or by the person who is the unit owner at the time the proceedings are instituted.