"Within two hours of them leaving we noticed her face had started to change colour. They proceeded to give us Thin Lizzie and just dust her as necessary."
The urn the family had ordered for after the funeral was also not received.
Bishop said the problems are because anybody can start up a funeral home and they don't need to be registered.
"I sincerely hope the government takes a look at this and make the change because somebody has to be accountable when something goes wrong.
"It was the most horrific ending, something ill never forget it in my lifetime."
The Funeral Directors Association has welcomed the review to give grieving families more rights when funerals go wrong.
Association CEO David Moger told Mike Hosking on Newstalk ZB, new entrants with no qualifications or standards are entering the industry.
He said literally anyone can sign a form, set up a Facebook account, buy a car and be in business.
Moger said they won't give a meaningful farewell.
The Health Ministry review closes at end of month.