Commercial Invoice vs Proforma: A Guide for Importers

International trade is a complex process that involves many documents and procedures. Two of the most important documents in international trade are proforma invoices and commercial invoices. They provide crucial information about the goods being traded and play an important role in the payment and clearance of goods at customs.
In this article, we will explore the differences between proforma invoices and commercial invoices, their functions, and the information they contain.
Contents:
- What is a Proforma Invoice?
- What is a Commercial Invoice?
- Differences Between Proforma Invoice and Commercial Invoice
- FAQS
- Conclusion
What is a Proforma Invoice?

A proforma invoice is an informal document issued by a supplier that provides information about the goods being traded. It includes details such as the product name, specifications, unit price, and more. Proforma invoices are typically issued before signing a formal contract, which allows importers to estimate import costs.
Proforma invoices have a valid period, which is usually between half a month to a month. This gives importers enough time to reply. If importers reply within the valid time and pay the deposit, suppliers will then issue a commercial invoice. However, if the proforma invoice just expired and the quotation plus the exchange rate hasn’t changed much, the transaction could still be done in real business.
A proforma invoice has several functions. It can serve as a contract before signing the formal one or when carrying out a small amount of deal. It is mainly used for goods quotation. Importers could better understand products and landed costs through the details provided in a proforma invoice. It also helps with applying for importing goods and foreign exchange licenses and issuing letters of credit in some countries. Furthermore, it could be useful for customs clearance in some countries.
However, the proforma invoice is not a formal document. It doesn’t have a legal commitment for both the supplier and the importer. This means that it is mainly used for small amounts of deals or as a contract before signing the formal one.
What is a Commercial Invoice?
A commercial invoice is a formal document that lists the overall situation of the shipped goods in detail, such as the quality, quantity, price, and packaging when the deal is made. It serves as proof of payment and is used for clearing goods and assessing duties, taxes, and other import fees.
In cross-border business, commercial invoices are the core of other documents. They should be in line with the information in the commercial invoice. If under the L/C payment terms, the relevant information in the commercial invoice must be consistent with the L/C terms.
A commercial invoice is a legally enforceable document. It is issued after the importer has paid the deposit when he confirms the information in the proforma invoice. As a result, it is a necessity for clearing goods and by customs to assess duties, taxes, and other import fees. It is also convenient for importers to check whether the quantity and amount of goods shipped are consistent with that listed in the contract or letter of credit.
A commercial invoice provides important instructions to the freight forwarders , insurance parties, and both parties’ banks. It can replace the bill of exchange when the bill of exchange is not available. Therefore, it covers a wider range of information than a proforma invoice.
Differences Between Proforma Invoice and Commercial Invoice
Functions
As mentioned earlier, the main function of a proforma invoice is to serve as a goods quotation. It is used to apply for importing goods and foreign exchange licenses and to issue letters of credit in some countries. It is also useful for customs clearance in some countries.
In contrast, a commercial invoice is a legally enforceable document that serves as proof of payment. It is used for clearing goods and assessing duties, taxes, and other import fees. It is also convenient for importers to check whether the quantity and amount of goods shipped are consistent with that listed in the contract or letter of credit. It provides important instructions to the freight forwarders, insurance parties, and both parties’ banks, and can replace the bill of exchange when the bill of exchange is not available.
Proforma Invoices
A proforma invoice is a document that is usually sent before an official invoice requesting payment, even if details are expected to remain the same on the subsequent invoice. It is a preliminary estimate of the costs for goods or services provided. The proforma invoice serves as an agreement or a contract between the buyer and seller, outlining the terms of the transaction.
- It is important to note that even after a proforma invoice has been issued, the buyer still has the right to opt out of a transaction. Issuing a proforma invoice is not a guarantee that a transaction will occur.
- While a proforma invoice may include some brief details about the goods being sold and any other preliminary agreements between the buyer and seller, it holds no legal validity in the sale of goods and services. It cannot be used for taxation or accounting purposes.
- The main purpose of a proforma invoice is to provide an estimate of the costs involved in a transaction. It is a helpful document for both buyers and sellers as it gives them an idea of what to expect in terms of costs. Proforma invoices allow buyers to better understand the products and landed costs, enabling them to make informed decisions.
- It is important to keep in mind that a proforma invoice is only preliminary proof of the commercial relationship between a buyer and seller. It does not mean that a transaction will be fulfilled, completed, or go ahead.
In conclusion, proforma invoices are a useful tool for buyers and sellers in international business transactions. They provide estimates of costs and help to establish preliminary agreements between the parties involved. However, it is important to keep in mind that they are not legally binding documents and do not guarantee that a transaction will occur.
Commercial Invoices
A commercial invoice is a crucial document in the final stages of the sales process after an agreement has been confirmed between a buyer and seller. It is a formal request for payment to a buyer and should include terms specifying the due date for payment, which can range from 30 to 60 days from invoice issuance.
- This document holds significant importance in commercial transactions as it is legally binding and mandatory for customs officials to legally import and export goods cross-border. The commercial invoice is also used by customs authorities to track goods being imported and exported across the border in international trade.
- Businesses should keep a record of all commercial invoices issued and received for their accounting purposes, especially regarding tax time lodgment. It serves as a valid tax document and enables businesses to accurately report their financial transactions.
- One of the most important aspects of commercial invoices is that they serve as proof that a contract and commercial relationship exists between a buyer and seller. This proof is especially crucial in cases of legal disputes, where the invoice can be used as evidence to protect the interests of both parties.
In summary, a commercial invoice is a legally binding document that serves as a formal request for payment in commercial transactions. It is mandatory for customs officials, used to track goods being imported and exported across the border in international trade, and holds significant importance in accounting and tax purposes. Most importantly, it serves as valid proof that a contract and commercial relationship exists between a buyer and seller, ensuring transparency and trust in business transactions.
Information Included
- The proforma invoice mainly includes the following details:
- Issued date
- Name and address of suppliers and importers
- Product name, quantity, specifications, price, and the total amount
- Shipping date and method
- Supplier’s bank account
The proforma invoice is a trial shipping list for confirming the transaction conditions before the formal deal. It helps the importer estimate the taxes and shipping costs. If everything is okay, the supplier can accept it. Or he can choose to negotiate it again if not satisfied.
The commercial invoice includes all key elements in the proforma invoice, and that information is confirmed. Besides, the commercial invoice has:
- Invoice number
- Contract or order number
However, the commercial invoice doesn’t contain the bank details, which are usually listed in the sales contract.
Some importers may require other detailed information, such as packaging methods and sizes. Please note that documents used for clearing customs, like declaration form and certificate of origin, should have consistent information with the commercial invoice.
FAQS
What is the difference between a pro forma invoice and a commercial invoice?
A proforma invoice is a document that outlines the details of a sale that is yet to be fulfilled. It serves as a preliminary estimate of the goods or services that a buyer will receive from a seller. Unlike a commercial invoice, a pro forma invoice is issued prior to the delivery of the goods or services. It acts as a preliminary step to initiate a transaction and gives a buyer an idea of the cost of the goods or services that they are considering purchasing.
A commercial invoice, on the other hand, is a formal invoice that is issued after the delivery of the goods or services. It is a critical document that outlines the actual cost of the goods or services that have been provided to the buyer. A commercial invoice serves as a legally binding agreement between a seller and a buyer and is used to facilitate payment for the goods or services provided.
What is a pro forma invoice?
A proforma invoice is an important document used in international trade. It is a preliminary invoice that provides an estimated cost of goods or services, along with all the relevant details of a transaction. This invoice is not legally binding and is often used to facilitate the payment process or to secure financing. A pro forma invoice can be used to inform the buyer about the details of the goods or services that they are about to purchase. It can also be used as a tool for budgeting and forecasting. By providing an estimated cost of the goods or services, a pro forma invoice can help businesses plan for future expenses and make informed decisions.
Additionally, pro forma invoices can help businesses to comply with regulatory requirements when exporting goods or services. They can also be used to calculate the customs duties and taxes that will be due when the goods arrive at their destination. Overall, a pro forma invoice is an essential document that provides businesses with valuable information and helps them to manage their finances effectively.
When should I use a pro forma invoice?
A proforma invoice is an important document that should be provided to a customer after they have agreed to purchase goods or services, but before the final details of the transaction have been finalized. This document outlines the terms of the agreement, including the quantity and price of the goods or services being purchased, as well as any additional fees or charges that may apply. It also serves as a record of the transaction, which can be used for accounting and tax purposes.
Providing a pro forma invoice to a customer can help to establish trust and transparency in the business relationship, as it shows that the seller is committed to providing a clear and accurate representation of the transaction. Furthermore, it provides an opportunity to address any questions or concerns that the customer may have before the final details are formalized. Overall, a pro forma invoice is an important tool for businesses to ensure that all parties have a clear understanding of the transaction and can proceed with confidence.
Can a commercial invoice be used for payment?
Yes, a commercial invoice can be used for payment as it is a formal document that provides the final cost of goods or services that have been provided. Additionally, it serves as a record of the transaction and is often required for customs purposes. The invoice typically includes information such as the quantity and description of goods, the unit price, and any applicable taxes or fees. It may also include payment terms, such as the due date and any discounts for early payment. Overall, the commercial invoice is an important document for both the seller and the buyer to ensure that the transaction is properly recorded and completed.
Conclusion
In summary, while proforma invoices and commercial invoices are both crucial documents in international business, they differ in their functions and the information they contain. Proforma invoices are informal, mainly used for goods quotation and applying for importing goods. Commercial invoices are legally enforceable and serve as proof of payment and other important instructions. When it comes to information included, commercial invoices cover all details of the order and are the core document of international business.
Understanding the differences between proforma invoices and commercial invoices is crucial for anyone involved in international business. By knowing when to use each document and what information to include, you can ensure that your transactions go smoothly and efficiently.
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