INVOICING BASICS

What is a Proforma Invoice and When Do You Use One?

IBBy InvoiceBolt Editorial

July 10, 2025

5 min read

If you have ever heard the term "proforma invoice" and wondered what makes it different from a regular invoice, you are not alone. Many freelancers and small business owners use the terms interchangeably, but they serve very different purposes. Understanding the difference can save you from payment disputes, customs headaches, and confused clients.

What is a Proforma Invoice

A proforma invoice is a preliminary document sent to a buyer before a sale is confirmed or goods and services are delivered. The word "proforma" comes from Latin meaning "as a matter of form." It looks very similar to a regular invoice but carries a fundamentally different meaning: it is not a demand for payment, it is an advance notice of what the payment will be.

Think of it as a detailed quote presented in invoice format. It tells your client exactly what they can expect to pay, but it does not create a legal obligation to pay yet.

PRO TIP:Always label your proforma invoice clearly as "PROFORMA INVOICE" at the top so your client never confuses it with a payment request.

Proforma Invoice vs Regular Invoice

The key difference comes down to legal obligation. A regular invoice is a legally binding document requesting payment for goods or services already delivered. A proforma invoice is not legally binding and simply outlines what the final invoice will look like.

Here is a quick comparison:

Regular Invoice: sent after delivery, legally binding, recorded in accounts, demands payment by due date.
Proforma Invoice: sent before delivery, not legally binding, not recorded in accounts, used for confirmation and planning purposes.

PRO TIP:Never record a proforma invoice in your accounting software as a receivable. It is not confirmed income until the real invoice is raised.

Proforma Invoice vs Quote

A quote and a proforma invoice are similar but not identical. A quote is typically a brief document estimating the cost of work. A proforma invoice is more detailed and formatted exactly like a real invoice, including line items, quantities, taxes, and totals. In international trade, a proforma invoice carries more legal weight than a simple quote and is often required by customs authorities and banks.

PRO TIP:If your client needs a document to arrange import licenses or open a letter of credit, always use a proforma invoice rather than a basic quote.

When Should You Send a Proforma Invoice

There are several situations where a proforma invoice is the right document to send:

Before starting a large project: give your client a clear picture of the expected cost before work begins.
International shipments: customs authorities in many countries require a proforma invoice to process goods before the final commercial invoice exists.
New client relationships: sending a proforma invoice before the actual invoice builds trust and avoids billing surprises.
When payment is required upfront: if you need a deposit before starting work, a proforma invoice outlines the total cost and requested deposit amount clearly.
Pre-order situations: when a client wants to reserve goods or services that are not yet available.

PRO TIP:In the UAE, Saudi Arabia, and other Gulf countries, proforma invoices are commonly used in B2B transactions before purchase orders are raised. Always use one when dealing with corporate procurement departments in these markets.

What to Include in a Proforma Invoice

A proforma invoice should contain almost everything a regular invoice does, with one key difference at the top: the words "PROFORMA INVOICE" instead of "INVOICE."

Include: your business name and contact details, client name and address, a unique proforma reference number, issue date and estimated delivery or completion date, detailed line items with descriptions, quantities, and unit prices, applicable taxes such as GST or VAT, total amount in the correct currency, payment terms and accepted payment methods, validity period of the proforma (how long the price is valid for, typically 30 days).

PRO TIP:Always include a validity period on your proforma invoice. Prices for materials, exchange rates, and availability can change. Stating "This proforma is valid for 30 days" protects you from being held to a price that is no longer accurate.

Industries That Use Proforma Invoices Most

While any business can use a proforma invoice, certain industries rely on them heavily:

Import and export businesses use proforma invoices for customs declarations and to help buyers arrange financing or import permits.
Construction and contracting companies send proformas before starting projects so clients can arrange budget approvals.
Manufacturers use them when clients place advance orders for products not yet in stock.
Freelancers and consultants use proformas when clients need internal budget approval before signing off on a project.
Event and venue businesses use them to confirm bookings before the event takes place and the final invoice is issued.

PRO TIP:If you work with clients in large corporations, they will often need a proforma invoice to get internal purchase order approval. Having one ready speeds up the whole process significantly.

How to Create a Proforma Invoice Free

Creating a proforma invoice does not require expensive software. InvoiceBolt lets you create a professional proforma invoice in under two minutes, completely free, with no account needed. Simply fill in your business details, add your client information, list your line items, apply any applicable GST or VAT, and download or print your proforma as a PDF instantly. You can use any of the 38 supported currencies including USD, GBP, AED, SAR, PKR, and INR.

Create Your Free Proforma Invoice Now, No Signup Needed →