World Customs Organization
A - B - C - D - E - F - G - H - I - J - K - L - M - N - O - P - Q - R - S - T - U - V - W - X - Y - Z
*Members only
A
WCO Academy (training opportunities for trade professionals)
Advance Ruling
- Recommendation (1996) on the Introduction of Programmes for Binding Pre-Entry Classification Information
- Technical Guidelines on Advance Ruling for Classification, Origin and Valuation*
- See articles in WCO News
AEO – Authorized Economic Operator
Alphabetical Index (nomenclature)
Air Cargo and Mail Secure Supply Chain and Facilitation Guidelines
API - Advance Passenger Information
AFT – WTO Agreement on Trade Facilitation
B
Big data
- Research paper: Implications of Big Data for Customs - How It Can Support Risk Management Capabilities
- See articles in WCO News
Brokers
C
Capacity Building Development Compendium
Capacity Building progress report
CLiKC! - The WCO Customs Learning and Knowledge Community
CEN – Customs enforcement network
Classification
- Classification Decisions*
- Classification Opinions (the compendium)
- Guidelines on Customs Infrastructure for Tariff Classification, Valuation And Origin* [es]
- Guidelines on Advance Rulings for Classification, Origin and Valuation [es]
Comparative Study on Certification of Origin
Comparative Study on Preferential Rules of Origin (Version 2017)
Compendium of Integrity Best Practices
Compendium of Customs Operational Practices for Enforcement and Seizures
Conspectus of technical valuation questions - October 2017* [es]
Container Control Programme (CCP)
Cooperation
- Cooperation between Customs and tax administrations: Lessons learned from Revenue Authorities
- Customs-Business Partnership Guidance [es]
- Customs - FIU cooperation handbook (Public version)
- Customs - FIU cooperation handbook* [ar] [es] [pt] [ru]
- Customs - Police Cooperation Handbook
- Guidelines on Customs-Tax Cooperation
- Mutual Administrative Assistance Instruments
- WCO-UPU Postal Customs Guide [ar] [es] [ru]
- WCO-UPU Guidelines for Developing a Memorandum of Understanding Between Customs and Post at National Level* [ar] [es] [pt] [ru]
Coordinated Border Management
- CBM Compendium
- Research paper: Coordinated Border Management: From Theory to Practice
- See WCO News articles
Corruption
- Research paper: Overview of Literature on Corruption
- Guide to Corruption Risk Mapping
- See WCO News articles
Cultural Property
- WCO Web Page on trafficking of cultural property
- Training Handbook on the Prevention of Illicit Trafficking of Cultural Heritage (PITCH)
- See WCO News articles
Counterfeiting
Customs in the 21st century [es]
C-RED - Customs for Relief of Epidemic Diseases Project
D
Data Analysis Practitioner's Handbook*
Database
- Database of the Harmonized System
- Database of preferential trade agreements and related rules of origin
- WCO Guidelines on the Development and Use of a National Valuation Database as a Risk Assessment Tool (June 2004)
Data Exchange
- Research paper: Case Studies on Systematic Exchange of Commercial Information between Customs Administrations in Bilateral and Regional Arrangements
- Mutual Administrative Assistance Instruments
- WCO Guide to Exchange of Customs Valuation Information
- Joint WCO-UPU messaging standards for advance electronic information
- Pre-loading advance cargo information (PLACI) for air and postal shipments
- API Guidelines & PNR Reporting Standards
Data Quality (recommendation)
Diagnostic Tool on Tariff Classification, Valuation and Origin Work and Related Infrastructure*
Study report on Disruptive Technologies
Drugs and Precursors Programme
E
E-Commerce
- Web page
- E-Commerce Package
- WCO Framework of Standards on Cross-Border E-Commerce
- See articles in WCO
Economic Competitiveness Package
Elearning (Customs)
Elearning (trade professionals)
Environment
- The International Consortium on Combating Wildlife Crime
- Environment Programme
- See WCO News articles
F
WCO Practical Guidance on Free Zones [ar] [es]
G
Glossary of International Customs Terms
Guidelines
- Customs Brokers guidelines
- Guidelines on Advance Rulings for Classification, Origin and Valuation [es]
- Guidelines on Certification of Origin
- Guidelines on Customs Infrastructure for Tariff Classification, Valuation and Origin* [es]
- Guidelines on Customs-Tax Cooperation
- Guidelines on the development and use of a national database as a risk assessment tool
- Guidelines for Valuation Control*
- Guidelines for Post-Clearance Audit: Volume 1
- Guidelines for Post-Clearance Audit: Volume 2*
- Guidelines on Preferential Origin Verification*
- Guidelines for Strengthening Cooperation and the Exchanging of Information between Customs and Tax Authorities at the National Level
- Guidelines on Trader Identification Number
- ICT Guidelines
- Single Window Guidelines
- Transit Guidelines
- WCO–UPU guidelines on the exchange of electronic advance data (EAD) between designated operators and customs administrations
Guide
- Guide to the exchange of Customs valuation information
- Guide for LDCs on the Practical Implementation of the WTO Valuation Agreement*
- Guide for Technical Update of Preferential Rules of Origin
- Guide to Counter Origin Irregularities (excluding fraud)*
- Practical Guide to the 2015 Nairobi Ministerial Decision on Rules of Origin for Least Developed Countries (LDCs) [es]
- Guide to Customs Valuation and Transfer Pricing
- Guide to Corruption Risk Mapping
- Guide to Prevent Procurement Corruption in Customs
- National Committees on Trade Facilitation - A WCO Guide
- WCO Customs Laboratory Guide
- Mutual Recognition Arrangement Strategy Guide
- WCO Practical Guidance on Free Zones [ar] [es]
- WCO Guide for a successful transition to Live Virtual Training [ar]
H
1988-2018: The Harmonized System, A universal language for international trade – 30 Years On
Handbook of the Customs Convention on Containers, 1972
Customs - FIU cooperation handbook (Public version)
Handbook on Customs - FIU cooperation* [ar] [es] [pt] [ru]
Handbook on Inward and Outward Processing Procedures
Data Analysis Practitioner's Handbook*
Harmonized System Contact Points
I
Study report on Illicit Financial Flows via Trade Mis-invoicing
INN - International Nonproprietary Names
Integrity
- General page
- Compilation of Integrity Practices on Internal Control and Relationship with External Controls
- Integrity newsletter
- Integrity Development Guide [es] [ar]
- See WCO News articles
IPR
Informal Trade
- Developing policies with respect to informal trade*
- Research paper: Border, Informality, International Trade and Customs
- Research paper: Informal Trade Practices
J
K
Revised Kyoto Convention
L
Leadership and Management Development Programme
M
Model Code of Ethics and Conduct [es] [ru]
Model Export Certificate for Cultural Objects [es] [ar] [ch] [ru]
Money Laundering
- Overview page
- A Survey of Customs Administration Approaches to Money Laundering
- Mutual Administrative Assistance Instruments
Mutual Recognition Arrangement Strategy Guide
N
nCEN - National Customs Enforcement Network
Nomenclature and Classification of Goods
O
Orientation Package for Decision Makers
Organizational Development Package
Origin
- Web page
- WCO's database of Preferential Rules of Origin
- Guidelines on Customs Infrastructure for Tariff Classification, Valuation and Origin* [es]
- Guidelines on Advance Rulings for Classification, Origin and Valuation [es]
- Guidelines on Certification of Origin
- Guidelines on Preferential Origin Verification*
- Origin Irregularity Typology Study
- Origin Compendium [es]
- Guide to the exchange of Customs valuation information
- Guide for LDCs on the Practical Implementation of the WTO Valuation Agreement*
- Guide for Technical Update of Preferential Rules of Origin
- Guide to Counter Origin Irregularities (excluding fraud)*
- Practical Guide to the 2015 Nairobi Ministerial Decision on Rules of Origin for Least Developed Countries (LDCs) [es]
- Rules of Origin Facilitator
P
Performance Measurement
- RKC Toolkit for Quality Implementation Assessment
- TRS - Time Release Study
- Customs International Benchmarking Manual
- Why and How of Performance Measurement Contracts
- Research paper: Doing Business and its Customs-related issues: A study on the Trading across Borders indicators
- Research paper: What Happened to the Selected? Performance Measurement of the Korea Customs Service Selectivity System
- Research paper: The Time Release Study as a performance measurement tool for a supply chain and an international corridor
- Research paper: Performance Contracts for Customs Officers
- Research paper: An Overview of Performance Measurement in Customs Administrations
- Research paper: Reforming Customs by measuring performance: a Cameroon case study
- See WCO News article
PNR
Postal clearance
- WCO-UPU Postal Customs Guide [ar] [es] [ru]
- WCO-UPU Guidelines for Developing a Memorandum of Understanding Between Customs and Post at National Level* [ar] [es] [pt] [ru]
Post-Clearance Audit
- PCA Guidelines
- PCA Implementation Guidance*
- Diagnostic Tool on Post-Clearance Audit (PCA) and Infrastructure* [ar] [ru]
- PCA Typology "How to audit"* [ar]
PSI - Assistance to Members in the termination of private sector inspection contracts*
Q
R
Regional Integration and Customs Enhancing the role of Customs
Regional Offices for Capacity Building (ROCB)
Regional Training Centres (RTCs)
Revised Kyoto Convention
RILOs - Regional Intelligence Liaison Offices
Risk Management
S
Security for the Supply Chain
- SAFE Framework of Standards to Secure and Facilitate Global Trade (SAFE Framework)
- Research paper: The WCO SAFE Framework of Standards: Avoiding Excess in Global Supply Chain Security Policy
Security
Single Window
- Single Window Information Store
- Single Window Guidelines
- Research paper: A Survey of Single Window Implementation
- Articles in WCO News
Small and Medium sized Enterprises
- Model Business Lens Checklist for Small and Medium Sized Enterprises
- The Authorized Economic Operator and Small and Medium Sized Enterprises (AEO and SMEs) FAQ
Strategic Trade Control Enforcement Project
T
Tariff Classification and Duty Rates
Tax-Customs cooperation
- Guidelines
- Cooperation between Customs and tax administrations: Lessons learned from Revenue Authorities
Technology
- Use of ICT - WTO Agreement on Trade Facilitation
- IT Guide for Executives
- ICT Guidelines
- See articles published in WCO News
TIN: Guidelines on Trader Identification Number
Tobacco control: Interviews and Articles, 2015-2016
Transit
- Transit Guidelines
- Transit Handbook
- Compendium of Best Practices in the Area of Transit
- Research paper: Transit Facilitation for Regional Economic Integration and Competitiveness
- Enforcement Guide against Customs Transit Fraud
- Articles in WCO News
Transparency and Predictability Guidelines [es]
U
V
Valuation
- General web page
- Valuation Compendium
- Guide to the exchange of Customs valuation information
- Guide for LDCs on the Practical Implementation of the WTO Valuation Agreement*
- Guidelines on Customs Infrastructure for Tariff Classification, Valuation and Origin* [es]
- Guidelines on Advance Rulings for Classification, Origin and Valuation [es]
- Guidelines for Valuation Control*
- Guidelines for Post-Clearance Audit: Volume 1
- Guidelines for Post-Clearance Audit: Volume 2*
- Guidelines for Strengthening Cooperation and the Exchanging of Information between Customs and Tax Authorities at the National Level
- Guidelines on the development and use of a national database as a risk assessment tool
W
Wildlife
- Overview of WCO programme
- Wildlife and Forest Crime Analytic Toolkit
- WCO Declaration on the Illegal Wildlife Trade
- INAMA project
- Articles in WCO News