Due money back?
If you were a salary or wage earner during the 2010-2011 tax year you may be eligible for a refund if you:
worked for only part of the year
earned less than $14,000
earned less than $9,880
were paid a lump sum, for example redundancy
used the ME or ME SL tax code for part of a year
earned between $24,000 and $48,000 and don't receive government payments
worked while still at school
had more than one job
have expenses to claim
paid too much tax. http://www.ird.govt.nz/moneyback/refunds/