Our IR335 Employer's guide explains your obligations if you need to withhold tax from a payment made to a nonresident contractor. Some nonresident contractors are exempt from withholding tax or may apply for a tailored rate.Read our stepbystep guide to learn how to comply with New Zealand's labor laws, including how to classify, manage, and pay your New Zealand contractors. Get a comprehensive understanding of the tax system for expats in New Zealand. Our guide covers everything from income tax rates to tax treaties and more. Announcement that the sports carnival will be held on 59th Street lake instead of. In general, if a withholding agent cannot reliably associate a payment with valid documentation (e.g. Form.