数据来源
我们的数据来自哪里
Customs Declare 基于海关当局、政府和国际组织发布的商品编码、税率和税费数据。下方列出每个来源，并说明我们所做的改动。
Customs Declare 与此处列出的任何发布方均无隶属、认可或赞助关系；名称仅用于为其数据署名。凡经我们翻译、提取或重新排版的文本均非官方版本，法律用途请以发布方原文为准。
商品编码与分类
Harmonized System (HS 2022), 6-digit
- 发布方
- World Customs Organization (WCO); code list as published by UN Comtrade (UN Statistics Division)
- 署名
- Source: World Customs Organization, Harmonized System 2022; code list via UN Comtrade (UN Statistics Division).
- 我们的改动或未涵盖内容
- Descriptions in languages other than English are machine translations by Customs Declare, not official WCO texts.
EU Combined Nomenclature 2026 (CN8)
- 发布方
- Publications Office of the European Union / Eurostat
- 署名
- Source: Eurostat / Publications Office of the European Union, Combined Nomenclature 2026 (Commission Implementing Regulation (EU) 2025/1926).
- 许可
- European Commission reuse policy (CC BY 4.0)
- 我们的改动或未涵盖内容
- Changes: each code's description is reassembled from the dataset's level-by-level hierarchy into one line.
Harmonized Tariff Schedule of the United States, 2026 Revision 21
- 发布方
- U.S. International Trade Commission
- 署名
- Source: U.S. International Trade Commission, Harmonized Tariff Schedule of the United States (2026 Revision 21).
- 我们的改动或未涵盖内容
- Chapters 98 and 99 (special classification provisions) have no HS6 parent and are not shown.
UK Global Tariff commodity codes
- 发布方
- HM Revenue & Customs and Department for Business and Trade (UK Trade Tariff)
- 署名
- Contains public sector information licensed under the Open Government Licence v3.0.
- 许可
- Open Government Licence v3.0
Import and Export Tariff of the People's Republic of China (2026), 8-digit
- 发布方
- State Council Tariff Commission, via the Ministry of Finance Tariff Department of China
- 署名
- Source: State Council Tariff Commission of the People's Republic of China, Import and Export Tariff (2026).
- 我们的改动或未涵盖内容
- Text extracted from the published PDF by Customs Declare; Chinese descriptions are the official ones.
Customs Tariff of India 2023, First Schedule (ITC-HS 8-digit)
- 发布方
- Central Board of Indirect Taxes and Customs (CBIC), Government of India
- 署名
- Source: Central Board of Indirect Taxes and Customs, Government of India, Customs Tariff 2023 (First Schedule to the Customs Tariff Act, 1975, as at 1 May 2023).
- 我们的改动或未涵盖内容
- Taken from an archived copy of the 2023 edition; later amendments are not reflected.
GCC Integrated Customs Tariff, 12-digit (HS Code Master v3.3)
- 发布方
- Dubai Customs, United Arab Emirates
- 署名
- Source: Dubai Customs, HS Code Master v3.3 (GCC Integrated Customs Tariff).
- 我们的改动或未涵盖内容
- Arabic and English descriptions are Dubai Customs' own. UAE schedule.
Nomenclatura Comum do Mercosul (NCM), Gecex Resolution 926/2026
- 发布方
- Siscomex Portal Único (Classif), Government of Brazil
- 署名
- Source: Portal Único Siscomex (Classif), Government of Brazil, Nomenclatura Comum do Mercosul.
- 我们的改动或未涵盖内容
- English text is a machine translation by Customs Declare, not an official translation.
Turkish Customs Tariff (GTIP), annex to Presidential Decision 10781
- 发布方
- Republic of Türkiye Official Gazette (Resmî Gazete), 30 December 2025
- 署名
- Source: Resmî Gazete of the Republic of Türkiye, 30 December 2025, annex to Presidential Decision 10781.
- 我们的改动或未涵盖内容
- Read from scanned pages by optical character recognition, so errors are possible. Amendments by Decision 11507 (11 July 2026) are not applied. English text is a machine translation by Customs Declare, not an official translation.
Egyptian customs tariff (10-digit)
- 发布方
- Egyptian Customs Authority
- 署名
- Source: Egyptian Customs Authority, public tariff browser.
- 我们的改动或未涵盖内容
- Chapter 95 is not loaded. English text is a machine translation by Customs Declare, not an official translation.
ECOWAS Common External Tariff (TEC CEDEAO) 2022
- 发布方
- ECOWAS; text as reproduced by the Office Togolais des Recettes (OTR)
- 署名
- Source: ECOWAS Common External Tariff (TEC CEDEAO) 2022, as published by the Office Togolais des Recettes.
- 我们的改动或未涵盖内容
- The French original is shown as published. English text is a machine translation by Customs Declare, not an official translation.
EAC Common External Tariff 2022 (Legal Notice EAC/117/2022)
- 发布方
- East African Community
- 署名
- Source: East African Community, Customs Union Common External Tariff, Version 2022 (Legal Notice EAC/117/2022).
关税税率
MFN applied tariff rates (WITS / UNCTAD TRAINS)
- 发布方
- World Bank (WITS) and UNCTAD (TRAINS)
- 署名
- Source: World Integrated Trade Solution (World Bank) and UNCTAD TRAINS, MFN applied tariffs (simple average).
AfCFTA e-Tariff Book
- 发布方
- AfCFTA Secretariat
- 署名
- Source: African Continental Free Trade Area Secretariat, e-Tariff Book.
EAEU Common Customs Tariff
- 发布方
- Eurasian Economic Commission
- 署名
- Source: Eurasian Economic Commission, Common Customs Tariff of the Eurasian Economic Union (revisions to 8 October 2026).
- 我们的改动或未涵盖内容
- Kyrgyzstan's rates are inferred from the EAEU tariff and are not the official Kyrgyz schedule. Specific and compound duties are not applied.
Serbia Customs Tariff 2026
- 发布方
- Customs Administration of the Republic of Serbia
- 署名
- Source: Customs Administration of the Republic of Serbia, Customs Tariff 2026 (Official Gazette of the Republic of Serbia 107/25 and 45/26, consolidated).
Angola Pauta Aduaneira (Legislative Decree 1/24)
- 发布方
- Republic of Angola
- 署名
- Source: Republic of Angola, Pauta Aduaneira, Presidential Legislative Decree no. 1/24.
- 我们的改动或未涵盖内容
- Read from the gazette scan; Law 18/24 amendments are not applied.
Lebanese integrated customs tariff
- 发布方
- Lebanese Customs Administration
- 署名
- Source: Lebanese Customs Administration, integrated tariff table.
Timor-Leste import duty rate
- 发布方
- Timor-Leste Customs Authority
- 署名
- Source: Timor-Leste Customs Authority, duties and taxes.
Customs Tariff, Departmental Consolidation
- 发布方
- Canada Border Services Agency
- 署名
- Source: Canada Border Services Agency, Departmental Consolidation of the Customs Tariff.
US and UK general (third-country) duty rates
- 发布方
- U.S. International Trade Commission; UK Department for Business and Trade
- 署名
- US: U.S. International Trade Commission, HTS 2026 Revision 21, column 1 general rate. UK: contains public sector information licensed under the Open Government Licence v3.0.
- 许可
- Open Government Licence v3.0
- 我们的改动或未涵盖内容
- Additional duties (for example trade-remedy or surcharge measures) are not included.
贸易协定
Trade agreement texts and tariff schedules
- 发布方
- EUR-Lex (EU agreements); ASEAN Secretariat and AANZFTA Secretariat; Enterprise Singapore (ACFTA, AIFTA schedules); Office of the U.S. Trade Representative (USMCA); China FTA Network, Ministry of Commerce (ChAFTA); RCEP and CPTPP agreement texts; EAC, ECOWAS, SADC, COMESA, Mercosur and GCC treaty texts
- 署名
- Source: the agreement texts and tariff schedules published by the parties and secretariats named above. Each agreement's own source is kept with its rates.
- 我们的改动或未涵盖内容
- Rates are the schedule's final or terminal rate; staging, quotas and product-specific rules not modelled are flagged on the results.
税费
VAT, GST and excise rates
- 发布方
- Compiled from published sources, including PwC Worldwide Tax Summaries, Tax Foundation, VATupdate, KPMG, Deloitte, Trading Economics, Wikipedia and national authorities such as the Kenya Revenue Authority, the South African National Treasury and the Federal Ministry of Finance of Nigeria
- 署名
- Source: rates compiled by Customs Declare from the publishers listed. The source for each rate is kept with it.
- 我们的改动或未涵盖内容
- Secondary sources can lag the law. Confirm a rate with the destination's customs authority before filing.
South African anti-dumping, safeguard and vehicle duties
- 发布方
- South African Revenue Service (SARS)
- 署名
- Source: South African Revenue Service, Customs and Excise Tariff, Schedules 1 and 2.
其他数据
BACI world trade database (HS 2022, release 202601, year 2024), used for the unit-price valuation check
- 发布方
- CEPII
- 署名
- Source: CEPII, BACI, version 202601 (2024 trade flows). Gaulier, G. and Zignago, S. (2010), BACI: International Trade Database at the Product-Level, CEPII Working Paper 2010-23.
- 许可
- Etalab Open Licence 2.0
- 我们的改动或未涵盖内容
- Changes: quantity-weighted unit-value percentiles calculated by Customs Declare from all world flows. A FOB price benchmark only, not a customs valuation.
Exchange rates
- 发布方
- Exchange Rate API
- 署名
- Rates By Exchange Rate API.
Declaration requirements and supporting documents by country
- 发布方
- Official customs authorities and government trade portals, cited on each country page
- 署名
- Source: the customs authority or government page linked on each country's requirements page.
- 我们的改动或未涵盖内容
- Where no official page could be found, a secondary source is cited and the page says so.