Plenty of owners start out doing everything themselves, from invoicing to filing returns. Others bring in experts such as PKF Business Accountants from day one. The right answer depends on the size of your business, how complex your finances are, and how much time you have to spare. To make that call, it helps to understand the difference between bookkeeping and accounting, and how tax actually works for a business in New Zealand.
Bookkeeping and Accounting Are Not the Same Thing
Bookkeeping is the routine work of recording what comes in and goes out. That means issuing invoices, entering bills, reconciling your bank account and keeping receipts in order. With modern cloud software, many of these tasks are partly automated, and a reasonably organised owner can stay on top of them in an hour or two each week.
Accounting goes further. An accountant takes your records and turns them into financial statements, prepares and files your tax returns, makes sure you are meeting your obligations, and advises you on how to reduce tax legally and plan for growth. Doing your own bookkeeping is often realistic. Doing your own accounting is where mistakes become more likely and more expensive.
How Tax Works for a Small Business in New Zealand
Understanding the basics of business tax shows why so many owners decide to get professional support. The main obligations you are likely to come across include:
Income tax: Sole traders pay tax on business profit at personal tax rates through an IR3 return, while companies pay a flat 28% on their profit and file an IR4 return.
GST: You must register for GST once your turnover exceeds, or is expected to exceed, $60,000 in a 12 month period. You then charge 15% GST on your sales, claim back GST on business purchases and file regular returns.
Provisional tax: If your residual income tax for the year is more than $5,000, you will usually need to pay provisional tax in instalments throughout the following year rather than in one lump sum.
PAYE and employer obligations: Once you hire staff, you must deduct PAYE, KiwiSaver contributions and student loan repayments from wages and file employment information with IRD each payday.
On top of this, your business structure affects how much tax you pay and how exposed you are personally. A sole trader structure is simple, but a company or trust may offer better tax outcomes and asset protection as your profits grow.
When Doing It Yourself Makes Sense
Handling your own bookkeeping can work well when your business is small, you have only a handful of transactions each month, you are not registered for GST and you have no employees. In this situation, good software and a disciplined weekly routine may be all you need. Many owners still choose to have an accountant prepare their year-end return, which keeps costs low while making sure the final numbers are right.
When an Accountant Pays for Itself
As soon as your business becomes more complex, the value of professional advice rises quickly. Registering for GST, taking on staff, buying significant assets, managing provisional tax or deciding whether to move from sole trader to company are all points where errors can lead to penalties, interest charges or missed deductions.
This is where working with PKF Business Accountants can make a real difference. Rather than simply processing your numbers once a year, a good accountant helps you understand cashflow, forecast tax bills so they do not come as a shock, and set up your structure so it supports your long-term goals. They can also review your bookkeeping system, so the time you spend on your own records is as efficient and accurate as possible.
It is also worth considering the cost of your own time. Every hour spent wrestling with tax rules is an hour not spent winning customers, serving clients or growing the business. For many owners, handing over the technical work frees them up to focus on what they do best.
Finding the Right Balance
You do not have to choose between doing everything yourself and outsourcing everything. A common and cost-effective approach is to keep your own day-to-day bookkeeping in a cloud system, then rely on an accountant for tax returns, compliance and strategic advice. As your business grows, you can hand over more of the workload as it makes sense.
The key is to be honest about your skills, your time and the complexity of your finances. Getting the basics right from the start makes everything easier later on, from filing returns to applying for finance or eventually selling the business.
PKF Withers Tsang is an Auckland-based chartered accounting firm with more than 25 years of experience helping new, growing and established businesses across New Zealand. As a Xero Platinum partner and member of the global PKF network, their team offers tax compliance, GST and payroll, cloud accounting, forecasting and outsourced CFO support, with a dedicated partner for every client.
