Understanding Australian Import Duties and Taxes

How Customs Value Is Determined

The customs value is the base on which duty is calculated. Australia uses the World Trade Organization (WTO) Customs Valuation Agreement to determine the customs value of imported goods. The primary method is the transaction value — the price actually paid or payable for the goods when sold for export to Australia.

The transaction value includes the price of the goods plus certain costs that are added to it, such as royalties, licence fees related to the goods, and the value of any materials or services supplied by the buyer to the manufacturer. Packing costs are included; freight and insurance to Australia are not included in the customs value (Australia uses an FOB-based valuation system for duty calculation).

If the transaction value cannot be used — for example, if the buyer and seller are related parties and the price is influenced by the relationship — alternative valuation methods are applied in a prescribed hierarchy. These include the transaction value of identical or similar goods, the deductive value (selling price in Australia less deductions), and the computed value (cost of production plus additions).

Free Trade Agreement Preferences

Australia has free trade agreements with many of its major trading partners. These agreements can significantly reduce or eliminate customs duty on eligible goods. To claim an FTA preference, the goods must originate in an FTA partner country and you must hold the required origin documentation.

Key FTAs include the China-Australia Free Trade Agreement (ChAFTA), the Japan-Australia Economic Partnership Agreement (JAEPA), the Korea-Australia Free Trade Agreement (KAFTA), the ASEAN-Australia-New Zealand FTA (AANZFTA), and the Comprehensive and Progressive Agreement for Trans-Pacific Partnership (CPTPP).

Each FTA has its own rules of origin — criteria that goods must meet to qualify for preferential treatment. These rules typically require that the goods are wholly obtained in the partner country, or that they have undergone sufficient manufacturing or processing (known as "substantial transformation"). The documentation requirements also differ between agreements.

Claiming FTA preferences incorrectly can result in penalties. If the ABF audits your import and determines that the goods did not qualify for the preferential rate, you will owe the difference in duty plus interest and potentially a penalty. This is why working with a customs broker experienced in FTA compliance is important.

Duty Concessions and Exemptions

Several mechanisms exist to reduce the duty payable on imports. Tariff Concession Orders (TCOs) reduce or eliminate duty on goods that have no locally manufactured equivalent. TCOs are commodity-specific and are published on the ABF website — your broker can check whether a TCO applies to your goods.

By-laws provide duty-free entry for goods used for specific purposes, such as scientific research, charitable work, or defence. Enhanced Project By-law Scheme (EPBS) applications can provide concessional duty rates for major capital projects in industries such as mining, energy, and manufacturing.

The Tradex scheme provides an upfront exemption from customs duty and GST on imported goods that will be used in the manufacture of exports, or that will be re-exported. This scheme is particularly useful for manufacturers who import raw materials or components for products that will be exported.

Temporary imports under an ATA Carnet allow goods to enter Australia duty-free for specific purposes such as trade shows, exhibitions, or professional equipment use. The goods must be re-exported within a specified period.

Calculating Your Total Landed Cost

To estimate the total cost of importing goods into Australia, you need to add together several components: the purchase price of the goods, international freight costs, insurance, customs duty, GST, the Import Processing Charge, quarantine inspection fees (if applicable), and your customs broker's fees.

A simplified calculation: take the FOB value of the goods, apply the applicable duty rate to get the duty amount, then calculate GST at 10% on the sum of customs value plus duty plus freight and insurance costs. Add the IPC, any DAFF inspection fees, and your broker's fees for the total landed cost.

Keep in mind that the customs value for duty calculation purposes uses the FOB value, but the GST calculation uses a broader base that includes freight and insurance (VoTI). This is a common source of confusion.

For accurate landed cost calculations, especially for your first import, work with your customs broker. They can provide a precise estimate based on the tariff classification of your specific goods, any applicable FTA preferences, and current government charges.

Official Sources

Verify the information in this guide against these official government resources.

• ABF — Customs Duty

  Official guide to customs duty calculation, rates, and payment.

• ABF — Tariff Classification and Customs Tariff

  Look up the duty rate for specific goods using the Australian Customs Tariff.

• DFAT — Australia's Free Trade Agreements

  List of Australia's free trade agreements and the countries they cover.

• ABF — Tariff Concession Orders

  Information on TCOs that reduce or eliminate duty on goods with no local equivalent.