Our IR335 Employer's guide explains your obligations if you need to withhold tax from a payment made to a nonresident contractor. 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.Resident corporations and New Zealand branches of foreign corporations are generally required to withhold tax on payments of passive income. If you're an American expat living abroad in the Bahamas, you still have to file your taxes. Here's what to know about the Bahamas taxes for US expats. If you're a contractor or freelancer, you must fill out your IR330C or risk paying up to 45 percent of your income as tax. 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.