해당하는 내용이 있네요. 수입등에 따라 달라지기 때문에 자세한 내용은 work and income에서 확인해보세요 ^^
If your spouse or partner doesn't qualify for NZ Super or the Veteran's Pension — because they aren't 65 yet or they haven't lived in NZ for long enough — you can choose to include them in yours.
Work and Income call them a 'non-qualified partner'.