Commentary on Sections Part 5: Enforcement. Section 168: Enforcement of orders under section 73
This section includes provisions dealing with the enforcement of orders (issued under section 73) requiring the discontinuance of use or alteration or removal of buildings or works.  A council or the Department is permitted to enter the land and carry out any works required by the order, and recover the costs as a civil debt. Provisions cover changes in ownership of land and the failure to comply being the fault of a third party.