The 341-square-metre home, bought for $1.68 million in 2018, has a capital value of $2.19m.
The financial penalties for Lodge and Monarch real estate companies end a five-year legal battle.
High Court last month ordered the head contractor pay Downer subsidiary $2m.
Employment quarrel forms backdrop to search orders.
Defence QC says arrangement wasn't deliberate unlike other cases in pecuniary penalties hearing.
The argument dredges up a key legal issue from the foreshore and seabed era.
Two Hamilton realtors' penalties for anti-competitive conduct all that remains in lengthy case.
The trial of Geoffrey Smith was disrupted for months by Covid-19.
The potential director prohibition is another can Bublitz is carrying, his QC says.
Tuwharetoa Maori Trust Board says its right to charge is clear but operators oppose the cost.