New Zealand

New Zealand does not have a dedicated capital gains tax, but the Inland Revenue (IRD) taxes cryptocurrency gains where the asset was acquired with the purpose or intention of disposal — a principle drawn from existing tax law on land and other assets. The IRD has published specific guidance on cryptocurrency (IS 23/01, 2023), which applies this intent-based framework in detail to buying, selling, mining, staking, and DeFi activity. The framework is legally clear in principle but produces factual uncertainty in practice: the taxability of any specific disposal depends on the intent at the time of acquisition, which is a facts-and-circumstances determination that the IRD can reassess. Enforcement is active, and the IRD uses exchange data matching to identify crypto activity.

Core Tax Treatment

Under New Zealand's intent-based framework, cryptocurrency gains are taxable as income if the crypto was acquired with the purpose of disposal — that is, with the intention of selling it at some point for a profit. This applies a standard income tax rate of 10.5–39% depending on total taxable income. There is no separate CGT rate and no lower rate for long-held assets.

In practice, the IRD takes the position that most cryptocurrency acquisitions involve an intention of disposal — the nature of cryptocurrency as a speculative, non-yield-bearing asset means the primary purpose of holding it is generally price appreciation and eventual sale. The IRD's guidance states explicitly that even buying crypto to hold long-term likely involves an eventual intention to sell, which brings it within the taxable framework. This is a significantly broader interpretation than in countries like Australia, where there is a separate investment asset test that can shelter long-term personal use assets.

The Intent Test

The intent test is assessed at the time of acquisition, not at the time of disposal. The question is: when you bought the crypto, what was your purpose? If the answer is "to sell it eventually for a gain," it is taxable income when sold. If it was acquired for some other purpose — as a medium of exchange for business transactions, for example — different treatment may apply.

The practical consequence is that very few individual crypto investors can credibly claim a non-taxable disposal in New Zealand. Frequent traders are clearly taxable. Long-term holders are likely taxable under the IRD's stated interpretation. The only category where a genuine argument exists is where crypto was acquired purely for use as a currency in business transactions and was disposed of at cost or at a minimal gain in the ordinary course of business — a narrow exception.

Staking and Mining

Staking rewards are taxable as income when received, at the NZD market value at the date of receipt, under the IRD's interpretation that staking constitutes a service generating taxable income. Mining income is similarly taxable as business income at the point of receipt. These tokens, once received, have their own acquisition cost and the intent test applies to their eventual disposal. Crypto received as payment for goods or services is also taxable income at the value received.

Cost Basis

New Zealand does not mandate a specific cost basis method — FIFO, weighted average, and specific identification are all permissible. The chosen method must be applied consistently and documented. Given the IRD's active exchange data matching, the cost basis method used should be defensible and documented contemporaneously — post-hoc reconstruction of cost basis is difficult to defend if the IRD queries the return.

Reporting

Crypto gains are declared in the IR3 individual income tax return, filed by 7 July for the prior tax year (1 April – 31 March). The IRD matches exchange-reported data against declared income — New Zealand exchanges are required to provide customer transaction information under existing tax administration powers. CARF reporting has been active from 2026, extending this data sharing internationally.