Which numbers will my New Zealand company receive?
Last updated: Oct 21, 2026, 17:46 (UTC+08:00)
A company number and a New Zealand Business Number (NZBN) when it is registered, plus an IRD number if you apply for one in the same application. The NZBN is the identifier suppliers and government agencies use to look you up. All three appear on the documents in your portal.
Source: Incorporating a company, New Zealand Companies Office