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[GCL] What are customs forms and commercial invoices?

Anastasiia Zbrozhek avatar
Written by Anastasiia Zbrozhek
Updated over 2 weeks ago

Customs forms and commercial invoices are essential components of international shipping, ensuring goods move smoothly across borders while complying with legal and regulatory requirements. This guide breaks down their purpose, the key documents involved, and how they support efficient customs clearance and accurate duty assessments.


Understanding Customs Forms

Customs forms are required by customs authorities to process and approve the import and export of goods. These documents provide crucial information about the items being shipped, helping authorities determine applicable duties, taxes and ensure compliance with trade regulations.

Common Types of Customs Forms

  • Customs Declaration Form
    Declares the nature, quantity, and value of the goods. Customs officials use this information to assess duties, taxes, and verify compliance with local regulations.

  • Pro Forma Invoice
    While not an official sales document, it estimates the value of goods for customs purposes. Often used when the final invoice is unavailable at the time of shipment.

  • Certificate of Origin
    Certifies where the goods were manufactured. This information can influence the duties and taxes applied based on trade agreements or import regulations.

  • Packing List
    Provides detailed information about the shipment’s contents, including dimensions, weight, and packaging details. This helps customs verify that the shipment matches the declared items.

  • Bill of Lading
    Although primarily a shipping document, customs authorities also use it to track the shipment and confirm that it aligns with the declared details.


What Is a Commercial Invoice and Why Is It Important?

A commercial invoice serves as a formal contract and proof of sale between the seller and buyer in an international transaction. It is one of the most critical documents reviewed by customs authorities to determine the true value of goods and calculate applicable duties and taxes.

Key Information Included in a Commercial Invoice

  • Seller and Buyer Information
    Full names, addresses, and contact details of both parties involved in the transaction.

  • Invoice Number and Date
    A unique reference number and the date of issuance help track the transaction and shipment.

  • Description of Goods
    A detailed breakdown of the products, including quantity, weight, dimensions, and unit price, to ensure accurate duty assessments.

  • Total Value
    The combined value of the goods, including costs such as shipping, insurance, and any additional charges.

  • Payment Terms
    Specifies the agreed-upon payment terms between the buyer and seller.

  • Currency
    Indicates the currency used for the transaction, ensuring clarity during financial settlement.

  • Shipping Information
    Details the shipping method, date, and delivery terms following Incoterms (International Commercial Terms).


Why These Documents Matter

  • Ensure Compliance: Avoid legal complications by meeting international trade laws and regulations.

  • Facilitate Customs Clearance: Speed up the customs process by providing clear, accurate, and complete information.

  • Accurate Duty and Tax Assessment: Prevent overpayment or penalties by ensuring customs officials have the correct data.

  • Support Transparency and Trust: Clear documentation reduces misunderstandings between buyers, sellers, and authorities, fostering smoother business relationships.


FAQs

Do I always need all of these customs forms?
No, the required forms vary based on the type of goods, destination country, and applicable trade agreements. Check with your logistics provider or customs broker for specific requirements.

Can I use a pro forma invoice instead of a commercial invoice?
A pro forma invoice is typically used before a sale is finalized, but for customs clearance, a commercial invoice is generally required to confirm the transaction details.

What happens if customs forms are incomplete or incorrect?
Incomplete or inaccurate documentation can lead to shipment delays, additional inspections, fines, or the return of goods.

Can GCL create custom forms for me?

Depends on the forms - most of them, yes.

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