Customs clearance is one of the most critical—and often misunderstood—parts of international shipping. Many delays, unexpected costs, and shipment holds occur not because of transportation issues, but because of customs-related problems.
This article explains how customs clearance works when shipping from China, what documents are required, common risks, and how international buyers can ensure a smooth clearance process.
What Is Customs Clearance?
Customs clearance is the official process that allows goods to legally enter or leave a country. When shipping from China, shipments must pass:
- Export customs clearance in China
- Import customs clearance in the destination country
Both stages require accurate documentation and compliance with regulations.
Export Customs Clearance in China
Export clearance is mandatory for all shipments leaving China.
What Happens During Export Clearance
- Submission of export declaration
- Review of shipping documents
- Customs inspection (if selected)
- Approval for export
Once cleared, the cargo is allowed to leave the country.
Typical Time Required
Export customs clearance usually takes 1–3 days, assuming documents are correct.
Import Customs Clearance at Destination
After arrival, the shipment must clear customs in the destination country before delivery.
Key Steps in Import Clearance
- Submission of import documents
- Classification and valuation of goods
- Assessment of duties and taxes
- Physical inspection (if required)
- Release of cargo
Delays commonly occur during this stage if documents are incomplete or inaccurate.
Key Documents Required for Customs Clearance
Accurate documentation is essential.
Common Export and Import Documents
- Commercial invoice
- Packing list
- Bill of lading or air waybill
- Shipping instructions
- Import licenses (if applicable)
Any mismatch between documents can trigger inspections or rejections.
The Role of HS Codes in Customs Clearance
HS codes classify products for customs purposes.
Incorrect HS codes can lead to:
- Incorrect duty rates
- Customs fines
- Shipment delays
- Additional inspections
Buyers should confirm HS codes with suppliers and forwarders in advance.
Duties, Taxes, and Customs Valuation
Import duties and taxes are calculated based on:
- Declared value of goods
- HS code classification
- Country of origin
- Trade agreements
Under-declaring value may seem tempting but increases legal risk and penalties.
Common Reasons for Customs Delays
- Incorrect or missing documents
- Mismatched cargo descriptions
- Incorrect HS codes
- Random inspections
- Regulatory changes
Most delays are preventable with proper preparation.
How Freight Forwarders Assist with Customs Clearance
Experienced freight forwarders:
- Review documents before submission
- Advise on compliance requirements
- Coordinate with customs brokers
- Resolve issues quickly
Their expertise significantly reduces clearance risks.
How Buyers Can Ensure Smooth Customs Clearance
Buyers should:
- Provide accurate product descriptions
- Ensure consistency across all documents
- Clarify import requirements early
- Respond quickly to customs inquiries
- Work with experienced logistics partners
Preparation and communication are key.
Customs Clearance vs Customs Brokerage
Customs clearance refers to the overall process, while customs brokerage involves licensed professionals who submit documents and communicate with customs authorities on behalf of the importer.
Using licensed brokers ensures compliance and efficiency.
Common Customs Clearance Myths
- “Low value declarations save money”
- “All shipments are inspected”
- “Customs delays are unavoidable”
In reality, most clearance issues result from documentation errors or lack of preparation.
Conclusion: Customs Clearance Is Manageable with the Right Knowledge
Customs clearance may seem complex, but it follows a structured process. Buyers who understand how customs clearance works when shipping from China can reduce delays, avoid penalties, and ensure predictable delivery timelines.
With accurate documents, proper classification, and experienced support, customs clearance becomes a controlled step—not a bottleneck—in international trade.