Commentary on Sections Part 5: Enforcement. Section 146: Execution and cost of works required by enforcement notice
This section includes provisions which allow a council or the Department to enter land and carry out steps to ensure compliance with an enforcement notice and to recover from the land owner any reasonable expenses in doing so.  It is an offence, punishable on summary conviction to a fine not exceeding level 3 on the standard scale, to wilfully obstruct anyone authorised to carry out those steps.