Import Tax and Fee Calculator Guide
- This page is both a calculator and a tutorial: at the top you can enter the product amount, currency and weight to get customs duty, commodity tax, business tax and total landed cost; below are the core formulas, the 6 customs valuation methods and 3 China e-commerce calculation examples, showing how every figure is worked out.
- Duty-free threshold: dutiable value of the same batch NT$2,000 or less (inclusive) → no customs duty, business tax or commodity tax; tobacco and alcohol and agricultural products under tariff quotas are excluded. Legal basis: Customs Act Article 49 paragraph 2, Value-added and Non-value-added Business Tax Act Article 9 subparagraph 2.
- Over NT$2,000: the full amount is taxed (not just the amount over the threshold), so there is a major difference between NT$1,999 and NT$2,001.
- Import duty = dutiable value × rate; the rate depends on the 11-digit CCC code, and the first-column rate in the Customs-Port-Trade Single Window “Tariff and Rate Comprehensive Inquiry (GC411)” governs; a few codes use specific or compound duty (the higher applies).
- Business tax = (dutiable value + customs duty + commodity tax or tobacco and alcohol tax) × 5% (Business Tax Act Article 20); goods covered by the NT$2,000 low-value exemption are exempt from business tax (same Act, Article 9 subparagraph 2).
- Trade promotion service fee = dutiable value × 0.04%, waived at NT$100 or less, so it is actually charged only when the dutiable value exceeds NT$250,000 (Trade Act Article 21).
- 6-times-per-half-year rule: If the same taxpayer receives more than 6 tax-exempt clearances in the same half-year period (January-June/July-December), the imports are deemed "frequent," and the exemption no longer applies starting with the 7th shipment.
- Dutiable value = product price + international shipping + insurance (the customs tax base).
Sources: Customs Administration, Ministry of Finance; Ministry of Finance Tax Portal; International Trade Administration, Ministry of Economic Affairs (see "Legal Basis and Official Sources" at the end).
📅 Last updated: 2026-10-12 (rules corrected on the basis of verification on 2026-10-12: business tax formula, scope of commodity tax, trade promotion fee threshold, tobacco and alcohol quantities; examples changed to China e-commerce calculations) · ✍️ HowBridge editorial team · 🛡️ compiled from Customs Administration announcements and current regulations
Core Formulas (4 You Must Know)
Taiwan import taxes and fees consist of three items: customs duty, business tax and the trade promotion service fee, all based on the dutiable value (product price + freight to the Taiwan port + insurance). Customs duty = dutiable value × CCC rate; business tax = (dutiable value + customs duty + commodity tax or tobacco and alcohol tax) × 5%; trade promotion fee = dutiable value × 0.04%, waived at NT$100 or less. As a rule, no tax is levied when the dutiable value of the same batch is NT$2,000 or less (inclusive); above that, the whole amount is taxed.
① Dutiable Value
Dutiable value = product price + international shipping + insuranceCustoms uses this as the tax base, and all subsequent taxes and fees are calculated from this figure.
② Import Duty
Import duty = dutiable value × customs duty rateThe duty rate is determined by the 11-digit CCC code, and the first column of GC411 governs.
③ VAT
Business tax = (dutiable value + customs duty + commodity tax / tobacco and alcohol tax) × 5%Under Business Tax Act Article 20; goods under the NT$2,000 low-value exemption are exempt under Article 9 subparagraph 2 of the same Act.
④ Trade Promotion Service Fee
Trade promotion service fee = dutiable value × 0.04%The rate is 4 ten-thousandths (Trade Act Article 21), collected by Customs on behalf of the authority. Amounts of NT$100 or less are waived, so it is actually charged only when the dutiable value exceeds NT$250,000; small personal consolidated parcels therefore almost never pay the trade promotion fee.
Cars (15% to 30%), motorcycles (17%), some household appliances (such as refrigerators 13%, air conditioners 20%, dehumidifiers 15%), beverages, tyres and flat glass are subject to commodity tax (Commodity Tax Act); tobacco and alcohol are not subject to commodity tax but to tobacco and alcohol tax (Tobacco and Alcohol Tax Act Article 8).
NT$2,000 Tax Exemption Rules
But tobacco and alcohol, agricultural products under tariff quotas, and imports from the 7th time within a half-year by the same taxpayer do not qualify (tax is still payable).
It is not “tax only on the excess”; it is the whole amount taxed. So NT$1,999 versus NT$2,001 makes a big difference.
📐 Comparison example: the same cotton knit T-shirt (CCC 6109.10.00.00-6, first-column duty 10.5%)
① Dutiable value NT$1,980 (not over NT$2,000, and within the first 6 low-value duty-free releases of this half-year) → customs duty 0, business tax 0, total taxes and fees NT$0.
② Dutiable value NT$2,050 (over NT$2,000) → tax is calculated on the whole NT$2,050: customs duty = 2,050 × 10.5% ≈ NT$215; business tax = (2,050+215) × 5% ≈ NT$113; trade promotion fee by formula ≈ NT$0.8, waived at NT$100 or less; total taxes and fees about NT$328.
③ If you wrongly assumed only the excess NT$50 is taxed: customs duty 50 × 10.5% ≈ NT$5, business tax about NT$3, total only about NT$8, which is about 40 times lower than the actual NT$328.
The dutiable value is only NT$70 higher, yet taxes and fees jump from 0 to about NT$328. The 10.5% rate in this example is taken from the first column of CCC 61091000006 in this site’s tariff database (queried 2026-10-12) and can be cross-checked in the Customs-Port-Trade Single Window GC411; the actual CCC and tax amount are as determined by Customs.
How is the trade promotion service fee calculated? Below what amount is it waived?
Trade promotion service fee = dutiable value × 0.04%, waived at NT$100 or less, so it is actually charged only when the dutiable value exceeds NT$250,000. The legal basis is Article 21 of the Trade Act (statutory ceiling 4.25 ten-thousandths, current rate 4 ten-thousandths), collected by Customs together with the customs duty. For a parcel with a dutiable value of NT$3,000 the formula gives NT$1.2, and because amounts of NT$100 or less are waived, you actually pay 0; only large business imports need to count it as a cost.
Are the numbers from online customs duty calculators accurate?
Online calculators provide estimates; the final amount is always as determined by customs. Differences come mainly from three sources: first, the CCC tariff code—the same product may have a duty rate anywhere from 0% to 30% depending on its material, manufacturing method, use, specifications, or origin; second, the dutiable value, which customs may reassess based on the declared data and the goods actually received; third, additional taxes such as commodity tax and tobacco and alcohol tax, which typical calculators do not include automatically. Use a calculator first to get a range, then look up the actual rate using the exact CCC tariff code.
What information do I need before estimating import taxes?
Four pieces of information are enough for an estimate: ① the transaction price of the product (the amount actually paid after discounts); ② the international shipping cost to the port of entry in Taiwan; ③ insurance, entered as 0 if the shipment is not insured; ④ the product's CCC tariff code, or at least a description of its material and use. The first three added together make the dutiable value, and the fourth determines the duty rate. If a shipment includes multiple items under different tariff classifications, calculate each against its own tariff code and then add them up; you cannot apply a single rate to the whole shipment.
What is "customs tax"? Is it the same as import duty?
“Customs tax” is a colloquial term. It usually means the taxes and fees calculated together at the declaration stage when goods are imported and collected (or collected on behalf of others) by Customs, and it is more than customs duty alone. For online-shopping parcels the two most common items are customs duty (dutiable value × CCC rate) and business tax (under Article 20 of the Value-Added and Non-Value-Added Business Tax Act, dutiable value plus customs duty, plus commodity tax or tobacco and alcohol tax for taxable goods, × 5%; Article 41 provides that Customs collects it on behalf of the authority). Cars, motorcycles, some home appliances, tobacco and alcohol also carry commodity tax or tobacco and alcohol tax, and the trade promotion service fee is a charge that is waived at NT$100 or less. To work out your own customs tax, enter the amount, currency and weight in the import duty calculator at the top of this page; if the dutiable value of the same batch is NT$2,000 or less and the low-value duty-exemption conditions are met, no tax is levied as a rule, and above that the whole amount is taxed.
How Is Dutiable Value Determined? 6 Customs Valuation Methods Most Calculators Do Not Explain Clearly
I. Expenses That "Must Be Included" in Dutiable Value (Article 29, Paragraph 3 of the Customs Act)
If the price actually paid or payable does not include the following expenses, customs must add them to the dutiable value for taxation. These are the items consolidated-shipping users most commonly overlook and the leading causes of additional tax assessments:
| Subparagraph | Item Included | Plain-Language Explanation |
|---|---|---|
| Subparagraph 1 | Commissions, brokerage fees, container costs, and packing costs borne by the buyer | Commissions and handling fees borne by the buyer must be included (except purchasing commissions, as determined in practice) |
| Subparagraph 2 | Raw materials, components, tools, molds, design services, and other items supplied by the buyer to the seller free of charge or at a reduced price (reasonably apportioned) | If you supply materials or components to a factory for contract manufacturing, their value must be apportioned and included |
| Subparagraph 3 | Royalties and remuneration paid by the buyer as a condition of the transaction | Brand licensing fees and trademark royalties must be included if they are a condition of the import transaction |
| Subparagraph 4 | Amounts payable to the seller after the buyer uses or disposes of the imported goods | Proceeds that must be returned to the seller after resale |
| Subparagraph 5 | Freight, loading, unloading, and handling charges incurred up to the port of importation | International shipping (the "shipping" in the formula) |
| Subparagraph 6 | Insurance | Cargo transportation insurance (the "insurance" in the formula) |
Many people think “I only pay the product price”, but if the transaction terms include a brand royalty or a commission borne by the buyer, the law requires them to be added to the dutiable value and taxed. If an understatement is discovered, back tax is collected under the Customs Act, and serious cases may involve the Anti-Smuggling Act. We recommend providing the invoice and proof of payment truthfully when declaring.
II. When Transaction Value Cannot Be Used, Customs Applies These 6 Methods in Order
The transaction value method has first priority. If a special relationship between the buyer and seller affects the price, or if doubts about the authenticity of the declaration documents prevent its use (Article 30 of the Customs Act), customs will proceed through the following statutory methods in sequence to determine the dutiable value:
| Priority | Method | Article | Summary |
|---|---|---|---|
| 1 | Transaction Value Method | Article 29 | Price actually paid or payable + the six expenses above (primary method) |
| 2 | Transaction Value Method for Identical Goods | Article 31 | Uses the transaction value of identical goods from the same producing country with the same quality and reputation, subject to reasonable adjustments |
| 3 | Transaction Value Method for Similar Goods | Article 32 | Uses the transaction value of similar goods with the same functions that are commercially interchangeable |
| 4 | Deductive Value Method | Article 33 | Uses the unit price at which the greatest aggregate quantity is first sold domestically, less profit, customs duty, freight, and insurance |
| 5 | Computed Value Method | Article 34 | Adds production costs + normal profit and general expenses + freight and insurance |
| 6 | Reasonable Method (Fallback) | Article 35 | When none of the first five methods applies, the value is determined by a reasonable method based on available information |
3 China e-commerce calculation examples
Example A: Taobao cotton T-shirt, dutiable value NT$2,500
Dutiable value: NT$2,500 (illustrative input, including product price and international freight; freight is per the actual quote)
CCC code: 61091000006 (T-shirts of cotton, knitted or crocheted)
Duty rate: first column 10.5%
The rate is taken from the first column of this site’s tariff database (queried 2026-10-12); GC411 and Customs’ determination govern.
Example B: Pinduoduo running shoes, dutiable value NT$3,000
Dutiable value: NT$3,000 (illustrative input, including product price and international freight; freight is per the actual quote)
CCC code: 64029990354
Duty rate: first column 7.5%
The rate is taken from the first column of this site’s tariff database (queried 2026-10-12); GC411 and Customs’ determination govern.
Example C: Taobao cotton T-shirt, dutiable value NT$1,800 (6-times-per-half-year rule)
Dutiable value: NT$1,800 (illustrative input, including product price and international freight; freight is per the actual quote)
CCC code: 61091000006
Duty rate: first column 10.5%
The rate is taken from the first column of this site’s tariff database (queried 2026-10-12); GC411 and Customs’ determination govern.
Official and Third-Party Calculators
| Tool | Provider | Features |
|---|---|---|
| Customs Administration "Import Tax and Fee Calculator" | Customs Administration | Most authoritative; requires a CCC code; more complex interface |
| Single Window Tariff Search | Customs Administration | Looks up product CCC codes and tariff rates |
| HowBridge 12,700+ 11-digit tariff code lookup | 0523.tw | Chinese-language search, automatic tax estimates, and multi-platform price comparison |
| Consolidation Provider Calculators | Various Industry Providers | Mostly freight estimates, taxes only roughly estimated |
Don’t want to open a web page every time? Calculate in an AI assistant or your own system
The calculator at the top of this page, the lucky_import_tax_estimate tool in HowBridge’s public MCP, and the tax estimate API in the service marketplace all run on the same calculation code and tariff data, so the same inputs produce the same results.
Add the public MCP https://0523.tw/mcp/public (no key, no registration) to Claude, ChatGPT, or any other MCP-capable AI assistant, and you can simply ask, “How much tax do I pay to import a thermos that costs RMB 1,500?” The AI will call lucky_import_tax_estimate and return the customs duty, business tax (VAT), trade promotion service fee, and whether the NT$2,000 small-value exemption applies. For setup instructions for each AI assistant, see the consolidation MCP tutorial.
To add tax estimates to your own website or back office, start with the three entry points summarized on the HowBridge developer platform: your code can call the public MCP directly, and the parameters and examples for the tax estimate API are in the tax API developer docs, which requires applying for a key in the service marketplace first.
Whichever entry point you use, estimates are for reference only; the actual tax payable is as assessed by customs. AI assistants can also make mistakes when relaying numbers, so rely on the raw figures returned by the tool.
3 Key Tax-Saving Tips
Only a shipment whose combined customs value (including freight and insurance) is NT$2,000 or less is exempt; above that, the whole amount is taxed, not just the excess. Once the same taxpayer has had more than 6 duty-free releases in a half-year period (Jan–Jun / Jul–Dec), the exemption no longer applies from the 7th. Goods in the same shipment may not be declared separately; if they are, Customs combines their customs values and taxes the total.
For items on the early harvest list for imports from mainland China (Customs Administration announcement of 2026-01-20: ECFA comparison table, 354 items on the Taiwan side), enter PT on the declaration and attach the original ECFA certificate of origin issued by the mainland side to qualify for the ECFA preferential rate; check item by item whether yours is on the list.
The same product may be subject to different tariff rates depending on its origin and applicable agreements. Use the tariff search tool to check the CCC rate and ECFA eligibility before deciding where to buy and how to ship.
Legal Basis and Official Sources
All rates and rules on this page are compiled from the following current regulations and official government data (rules verified 2026-10-12; example rates queried from this site’s tariff database on 2026-10-12):
- NT$2,000 exemption: under Customs Act Article 49 paragraph 2 (a batch whose dutiable value is below the limit announced by the Ministry of Finance is exempt, except for frequent imports or specified goods); business tax exemption under Value-added and Non-value-added Business Tax Act Article 9 subparagraph 2; for application notes see the Ministry of Finance Taxation Portal “Points to note when buying goods from abroad online”.
- Dutiable value, transaction price and items to be included (commission / royalty / freight / insurance): under Customs Act Article 29 (transaction value method) — Customs Administration, Ministry of Finance.
- 6 customs valuation methods and their order of application: Pursuant to Articles 29 and 31-35 of the Customs Act (transaction value method → identical goods → similar goods → domestic selling price → computed value → reasonable method) — Customs Administration, Ministry of Finance.
- Business tax 5%: under Value-added and Non-value-added Business Tax Act Article 20 (calculation), Article 9 subparagraph 2 (low-value exempt goods not taxed) and Article 41 (collected by Customs) — Ministry of Finance.
- Import duty rate: determined item by item under the Customs import tariff (CCC codes) — Customs Administration, Ministry of Finance; example rates are taken from the first column of this site’s tariff database (queried 2026-10-12) and cross-checked with the Customs-Port-Trade Single Window GC411.
- Commodity tax: under the Commodity Tax Act (ad valorem 8%-30%, plus specific duties); tobacco and alcohol tax: under Tobacco and Alcohol Tax Act Article 8 (other brewed alcoholic beverages NT$7 per litre per degree, beer NT$26 per litre, distilled spirits NT$2.5 per litre per degree) — Ministry of Finance.
- Trade promotion service fee 0.04%: under Trade Act Article 21 (the statutory ceiling is 4.25 ten-thousandths of the value of imported and exported goods; the current rate is 0.04%) — Ministry of Economic Affairs, Taiwan International Trade Administration; collected by Customs on its behalf, and amounts of NT$100 or less are waived (explanation from the Customs Administration, Ministry of Finance).
- No exemption after more than 6 times in a half-year: under the Customs Act Article 49 paragraph 2 proviso and the Ministry of Finance guidance, counted per taxpayer for each half-year (January–June, July–December) by the import date stated on the declaration and recalculated every year on 1/1 and 7/1 — Ministry of Finance.
- Tobacco and alcohol quantities for personal use: cigarettes 5 cartons (1,000 sticks), cigars 125 pieces, pipe tobacco 5 pounds, alcohol up to 5 litres are exempt from the tobacco and alcohol import licence (Ministry of Finance announcement No. 11503613500, effective 2026-02-01); tobacco and alcohol do not qualify for the NT$2,000 exemption — Ministry of Finance.
Official inquiry and calculation: Customs Administration, Ministry of Finance, Ministry of Finance Taxation Portal, International Trade Administration, Ministry of Economic Affairs; for an instant tariff lookup with translated descriptions, use the HowBridge 12,700+ 11-digit tariff code lookup tool.
HowBridge Key Figures (Free to Cite)
The following summarizes the rates and thresholds used in this page's calculation logic, each of which can be verified item by item against "Legal Basis and Official Sources" below.
- The four rates at a glance: customs duty follows the first-column rate of the 11-digit CCC code; business tax 5%; trade promotion fee 0.04%, waived at NT$100 or less.
- Working back to the trade promotion fee threshold: the dutiable value must exceed NT$250,000 before the fee exceeds NT$100 and is actually charged (250,000 × 0.04% = 100, exactly NT$100 is still waived; derived by HowBridge on 2026-10-12 from the current Customs Administration rate). This is why individual consolidation parcels almost never pay the trade promotion fee.
- Low-value exemption threshold: a dutiable value of NT$2,000 for the same shipment; applies to the first 6 releases for the same taxpayer in each half-year period (January–June / July–December) and no longer applies from the 7th.
- International freight included in the dutiable value: Sea Express NT$50 per unit; Sea LCL consolidation (ask customer service for a quote depending on the goods); air freight at the live quote on the site.
- Size of this site’s tariff database: it contains 12,705 11-digit CCC tariff codes (method: number of codes in this site’s tariff database; count date 2026-10-12).
- HowBridge measured data (6 per half-year): among the 169 declarants who cleared customs through HowBridge from 2026-07-01 to 2026-09-30, 59.8% declared only once, 9.5% have accumulated 6 declarations and 6.5% have gone past 6 (count = number of Sea Express house bills cleared through HowBridge, whether or not the exemption applied, excluding other providers and postal parcels; verified on 2026-10-12, recalculated monthly). For the distribution and method, see measured data on the 6-per-half-year rule for cross-border online shopping.
The figures in this section are for estimation only; the taxes and fees actually payable are as determined by customs, and if rates change due to regulatory adjustments, official announcements prevail.
Import Tax and Fee FAQs
Related Reading
- The complete import tax formula: combined-shipment thresholds and postal vs. express differences
- Complete guide to Taiwan tariff lookup (CCC code reference)
- Customs 10-day exchange rates: how to read the current RMB declaration rate and which period applies
- CCC code lookup: how Taiwan’s 11-digit tariff codes break down and how to search them
- 12,700+ 11-digit tariff code lookup tool
- Practical customs declaration tips
- Full shipping + tax calculator
- Complete guide to sourcing inventory for your store (including ECFA)
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