The words 'lawfully constructed' in Building Regulations 1994 (Tas), reg 75(1) encompass buildings erected without council approval where the council has lost the right to require their demolition or alteration by reason of the limitation period in the Local Government Act 1962 (Tas), s 448 or its successor. A certificate of occupancy is therefore deemed to have been issued for such buildings, and their absence does not constitute a restriction on use for the purposes of standard contractual conditions precedent.
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