HS Codes for Taiwan Imports: Structure and Lookup

Tariff rates are not looked up by product name, they are looked up by tariff code. The same item under two plausible codes can face rates that differ tenfold, and the consequences of choosing wrong land on the importer rather than the broker. This guide covers the structure, the lookup, and what happens when it is wrong.

Last updated:2026-08

What the code is and why it decides everything

Tariff rates attach to codes, not to product names. Before any duty can be calculated, the goods must be assigned to a line in the tariff schedule, and that assignment determines the rate, whether an import permit is needed, and whether inspection applies.

Taiwan's schedule has 12,594 lines. The structure:

Digits	Set by	Meaning
1–2	World Customs Organization	Chapter
3–4	WCO	Heading
5–6	WCO	Subheading — identical worldwide
7–11	Taiwan	National subdivisions for tariff and statistics

The first six digits being international is genuinely useful: it is what lets you take a Taiwan classification and find the corresponding Malaysian line without translating anything.

Classification follows characteristics, not marketing

The most common error is classifying by what a product is called rather than what it is.

Garments illustrate it clearly. Knitted and woven articles sit in different chapters — 61 and 62 — and within each, fibre composition splits them again. A cotton t-shirt and a polyester t-shirt are different lines with different rates, despite being the same garment to a shopper.

The characteristics that most often move goods between lines:

• Material composition — and where mixed, which fibre predominates by weight
• Construction method — knitted versus woven, moulded versus assembled
• Function — what the article is objectively designed to do
• Presentation — retail set, bulk, or component parts

Finding the right line

A workable sequence:

1. Identify the chapter from the material or the broad product family
2. Read the chapter and section notes — these contain exclusions that override intuition
3. Compare candidate headings on objective characteristics
4. Check the Taiwan five-digit subdivisions for the specific line

Search by tariff number when you already have a candidate; search by keyword when you do not. The Taiwan import tariff tables cover 21 product categories with rate distributions, and the import duty calculator resolves a code to a rate directly.

When keyword search returns nothing, the usual cause is vocabulary. Tariff schedules use formal descriptions rather than commercial names. Try the material, the function, or a broader category rather than the brand or product name.

What misclassification costs

Consequences scale with how the error is discovered:

Discovery	Consequence
Caught at declaration	Correct and proceed
Caught at clearance	Delay, storage charges, possible examination
Post-clearance audit	Recovery of underpaid duty, possible penalties
Permit requirement missed	Detention, return, or destruction

The liability sits with the taxpayer, not the broker. A broker who files what you tell them has done their job; the declaration is still yours.

Post-clearance audit is the part that surprises people. Release is not final — Customs reviews declarations after the fact, and an error repeated across many shipments compounds.

Advance rulings

Taiwan operates an advance ruling procedure for tariff classification. It is worth the effort when:

• The goods are genuinely ambiguous between two headings
• The rate difference between candidates is material
• You will import the same goods repeatedly
• Classification determines whether an import permit is required

For a one-off low-value shipment the process usually costs more than the exposure. For a product line you intend to import for years, a ruling converts an ongoing risk into a settled question.

Cross-border use of the six-digit code

Because the first six digits are internationally common, a Taiwan classification transfers. This is how the Malaysia import duty calculator bridges between markets: identify the Taiwan line, take the first six digits, and retrieve the Malaysian lines beneath it.

This is more reliable than translating a product name, because it captures every national subdivision under that subheading regardless of how the description is phrased in the destination language.

Four classifications that regularly go wrong

Patterns that recur across the categories personal and small commercial importers actually ship:

Technical and performance apparel. A garment with a membrane, coating or laminate may fall outside the ordinary apparel headings. The construction, not the sportswear branding, determines it.

Composite bags and cases. Where a bag combines leather, textile and plastic, classification follows the material giving the article its essential character — which is not always the material by greatest area or the one named in the product listing.

Goods containing a battery. A device sold with a lithium battery may classify differently from the same device sold without one, and separately faces transport restrictions that apply regardless of classification.

Retail sets. A boxed collection of items that individually belong in different headings is classified as a set under specific rules, rather than as its most valuable component or item by item.

In each case the reliable question is what the article objectively is and how it is made — not what it is marketed as.

What to do when two headings both fit

A workable order of resort when the choice is genuinely unclear:

1. Read the section and chapter notes for both candidates. Exclusions there frequently settle the question outright and are the most commonly skipped step.
2. Identify the essential character. For composite goods, the component that gives the article its defining function or value usually governs.
3. Check whether the rate difference is material. Where two candidates carry the same rate and the same permit requirements, the decision has no practical consequence.
4. Seek an advance ruling where the difference matters and the goods will ship repeatedly.

Document the reasoning at the time. If the classification is later questioned, a contemporaneous note of why a heading was chosen is considerably more persuasive than a reconstruction produced during an audit.

Further reading

For how the rate is applied once you have the code, see the Taiwan import tax guide. For the value the rate is applied to, see How customs value is calculated. Classification also determines whether commodity tax applies, which is covered in Duty, business tax and commodity tax. If a shipment is already held over a classification question, see Parcel held at Taiwan Customs. For category-level rate distributions, see the Taiwan import tariff tables.

Primary source: Customs Act (關稅法) and the Customs Administration tariff database.

Frequently asked questions

What is an HS Code?

The Harmonized System is an international goods classification maintained by the World Customs Organization. The first six digits are common worldwide, which is why a product has the same six-digit code in Taiwan and in Malaysia. Countries append further digits for their own tariff and statistical purposes.

How many digits does Taiwan use?

Eleven. The first six are the international HS code, followed by five digits set by Taiwan. The full code is often called the CCC Code. Taiwan's schedule contains 12,594 lines.

What happens if I classify goods incorrectly?

Underpaid duty is recovered, and depending on the circumstances penalties may apply. Customs conducts post-clearance audits, so an error can surface long after the goods have been released. Where classification affects an import permit requirement, goods may also be detained or returned.

Can I ask Customs to confirm a classification before importing?

Yes. Taiwan operates an advance ruling procedure for tariff classification. It is worth using for high-value or repeat shipments, for goods with genuinely ambiguous classification, and where the rate difference between candidate codes is material.

Why does the same product show different rates?

Because classification turns on objective characteristics rather than marketing description. Material composition, construction method and function all move goods between lines. Knitted and woven garments sit in different chapters entirely, and the rates differ accordingly.