The Pike River Coal company receiver says anyone buying it will have to set up a trust fund to help recover the remains of the 29 men who died in the mine in November last year.
PriceWaterhouseCoopers says several international companies are interested in buying the mine but are still analysing the business.
PWC says anyone buying the mine will be expected to set up a trust fund to oversee efforts to enter the main area of the mine and recover any human remains.
