Home » Regulations » 40 » d
Before re-issuing, a relinquished callsign is normally kept for:

  a.   1 year

  b.   2 years

  c.   0 years

  d.   5 years
Your answer "d" is not correct. "a" is the right answer.

PIB 46, paragraph 2.3 Deceased Persons (Silent Keys)

See http://www.rsm.govt.nz/cms/tools-and-services/publications/public-information-brochures-pibs/pib-46/

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