Before you go, buy 1 Standard Hut Ticket (blue for adults, yellow for youth) for each night's stay. Put this in the honesty box at the hut. Or buy a Backcountry Hut Pass that gives unlimited use at most Standard and Serviced huts for a 6 or 12 month period.
Maitland Hut is 4 hours (10 km) from Lake Ohau Road. Permission is required from Lake Ohau Station (+64 3 438 9663) to walk across the private land at the start of the Maitland Track.
NZTopo50 map sheet: BZ14
Grid/NZTM2000 coordinates: E1339723, N5098943
Auckland is at Level 3 and other regions at Level 2.