A tax invoice is a formal document issued by a seller to a buyer that provides detailed information about the sale of goods or services and includes specific details regarding the tax applied. It serves as a record of the transaction and is important for tax purposes, especially in business-to-business (B2B) transactions.

Below, we’ll cover why you need a tax invoice, what information it must include, and how to format it for different jurisdictions.

Key takeaways

• Tax invoices are required in every major VAT or GST regime such as the EU, UK, Australia, Canada, and many others
  
• The US has no formal “tax invoice” concept: US businesses typically issue standard invoices with sales tax shown as a line item
  
• Required fields generally include: the words “tax invoice,” seller and buyer details, both parties' tax IDs (where applicable), a unique invoice number, the date, an itemized breakdown, the tax rate and amount, and the total amount
  
• A tax invoice is different from a receipt: the invoice records the transaction and the tax owed, while the receipt confirms that payment has been received
  
• In many jurisdictions, tax invoices are now subject to mandatory e-invoicing rules: structured electronic formats submitted through government platforms
  

What is a tax invoice?

A tax invoice is a legally mandated commercial document issued by a tax-registered seller to a buyer that itemizes the goods or services provided and explicitly states the amount of consumption tax charged. Unlike a commercial bill or payment receipt, a tax invoice serves as a formal legal record, which is required by tax authorities to track tax liabilities and enable business buyers to claim input tax credits or deductions.

Depending on the country and its indirect tax system, a tax invoice goes by several different names:

• VAT invoice: The standard term in jurisdictions operating a Value-Added Tax framework, including the European Union (EU), the United Kingdom, and South Africa.

• Sales invoice / Tax receipt: The common terminology in the United States. While the US does not have a formal federal tax invoice mandate, state tax authorities require detailed sales receipts or invoices with itemized state and local sales taxes to support audit compliance.

• Factura / Factura electrónica: Standard across Latin America and Spain, where invoices are often structured as government-validated XML documents submitted to tax authorities in real time.

Why do you need a tax invoice?

A tax invoice provides a detailed record of a transaction that shows what was bought, when, and from whom. This can be used for several purposes:

• Tax deductions: Businesses and individuals often need a tax invoice to claim deductions on taxable income.

• Recordkeeping: Tax invoices help maintain accurate records for financial tracking, budgeting, and compliance with tax regulations.

• Audits and compliance: During audits, tax authorities usually require tax invoices to verify business expenses and ensure the correct amount of tax was paid or claimed as a credit.

What information is required on a tax invoice?

A tax invoice typically needs to include the seller’s information, buyer’s information, a date of issue, a description of goods, and a detailed breakdown of what was paid. Here’s a closer look:

• Seller’s information: Business name, address, and contact details, along with the business’s tax identification number (TIN), depending on the country. For example, the TIN might be a value-added tax (VAT) number in the European Union or a Goods and Services Tax Identification Number (GSTIN) in India.

• Buyer’s information: The buyer’s name or business name, address, and TIN in some cases, such as if the invoice amount exceeds a specific threshold or if it’s a B2B transaction.

• Invoice number: A unique sequential number for tracking and reference.

• Date of issue: The date when the invoice is created.

• Description of goods or services: Detailed information about the goods or services sold, including quantities, prices per unit, and any applicable descriptions.

• Total amount before tax: The subtotal amount owed for the goods or services before tax is applied.

• Tax rate and amount: The tax rate applied—such as VAT, goods and services tax (GST), or sales tax—and the amount of tax charged on each item or the total, depending on the itemization structure.

• Total amount payable: The total amount owed.

• Payment terms and due date: Information on payment terms and the deadline for payment, if applicable.

• Signature (digital or physical): In some regions, a signature or digital certification is needed for validation.

How to format a tax invoice for different jurisdictions

Different countries have different formats and requirements for invoices. Here’s how to format an invoice for the United States, United Kingdom, Australia, and Canada.

US

• Header: Include your company name, logo, address, and contact information at the top.

• Invoice title: Title the document as “Invoice.”

• Invoice number: Assign the invoice a unique invoice number.

• Date of issue: Include the date the invoice is issued.

• Customer information: List the buyer’s name, address, and relevant contact information.

• Description of goods or services: Provide a detailed list of products or services, including quantities and prices. If applicable, show the tax rate and total tax for each item.

• Total amount: Show the total amount payable, including tax.

• Payment terms: State your payment terms, such as “Due upon receipt” or “Net 30 days.”

UK

• Header: Include your business name, address, and VAT registration number.

• Invoice title: Title the document as “VAT Invoice.”

• Invoice number: Assign the invoice a unique invoice number.

• Date of issue: Include the date the invoice is issued.

• Customer information: Include the customer’s name and address.

• Description of goods or services: Provide a detailed list of products or services, including quantities, prices, and the applicable VAT rate.

• Total amount: Show the total amount payable, including VAT.

• Payment terms: State your payment terms and any relevant bank details.

• Simplified VAT invoices: For retail sales under £250, you can issue a simplified invoice that omits customer details, unit prices, and net amounts, showing only the seller info, description, VAT rate, and total gross amount.

Australia

• Header: Include your business name, address, and Australian Business Number (ABN).

• Invoice title: Title the document as “Tax Invoice.”

• Invoice number: Assign the invoice a unique invoice number.

• Date of issue: Include the date the invoice is issued.

• Customer information: Include the customer’s name, address, and ABN for sales of $1,000 (AUD) or more. This is not required for sales under $1,000 AUD.

• Description of goods or services: Provide a detailed list of products or services, including quantities, prices, and the GST amount. For each item, show the amount excluding GST and the amount including GST.

• Total amount: Show the total amount payable, including GST.

• Payment terms: State your payment terms.

• Low-value threshold: Invoices are not legally required for sales of $82.50 AUD or less (including GST) unless requested by the buyer.

Canada

• Header: Include your business name, address, and GST or harmonized sales tax (HST) registration number.

• Invoice title: Title the document as “Tax Invoice.”

• Invoice number: Assign the invoice a unique invoice number.

• Date of issue: Include the date the invoice is issued.

• Customer information: Include the customer’s name and address. Note that buyer details are not required for transactions under $500 CAD.

• Description of goods or services: Provide a detailed list of products or services, including quantities, prices, the GST or HST rate, and total tax charged.

• Total amount: Show the total amount payable, including GST.

• Payment terms: State your payment terms.

How to differentiate between a tax invoice and a regular invoice

A tax invoice and a regular invoice differ mainly in the details required for tax purposes and how they’re used for accounting and compliance. Here’s how to tell them apart:

Differences between tax invoices and regular commercial invoices

A tax invoice and a regular commercial invoice differ mainly in the details required for tax compliance and how they are used for accounting:

• Tax component: A tax invoice shows the tax amount for each item or service separately and includes applicable tax rates such as VAT, GST, or sales tax. It allows buyers to claim tax credits on the tax paid, particularly in B2B transactions. A regular invoice might not include a separate tax breakdown and is often used when no tax credit is applicable.

• Invoice title: A tax invoice is clearly labeled as a “Tax Invoice” to indicate its eligibility for tax credits. A regular invoice is simply labeled as an “Invoice” and lacks tax-specific labeling.

• Tax identification numbers (TINs): A tax invoice includes the seller’s (and often the buyer’s) TIN, VAT number, or GSTIN to meet statutory tax regulations. A regular invoice typically does not require these identification numbers.

• Usage: A tax invoice is primarily used in B2B transactions where the buyer needs formal documentation to claim input tax credits or comply with local tax laws. A regular invoice is commonly used in standard billing and B2C transactions where the buyer is not entitled to claim tax credits.

• Required information: A tax invoice must include strict statutory details, such as itemized tax rates, total tax charged, and legal registration numbers, to meet a tax authority’s standards. A regular invoice typically contains a simpler breakdown focusing on product or service descriptions, amount due, and payment terms.

Differences between tax invoices and e-invoicing

The distinction between a tax invoice and e-invoicing comes down to content vs. format:

• Tax invoice (content and legal status): A tax invoice is the legal document containing mandatory tax and transaction data. It can technically exist in multiple formats, including printed paper, a PDF sent via email, or a digital record.

• E-invoicing (method and transmission): Electronic invoicing (e-invoicing) refers specifically to issuing, sending, receiving, and processing structured digital invoice data (such as XML or JSON) directly between accounting systems without manual data entry. In many jurisdictions with mandatory e-invoicing frameworks (such as Peppol in Europe or CFDI in Mexico), a tax invoice must be issued as an e-invoice and validated in real time by the tax authority to be legally valid.

Differences between tax invoices and receipts

While both documents relate to a purchase, they serve different purposes in the transaction lifecycle:

• Timing and purpose: A tax invoice is a request for payment issued before or at the time goods or services are delivered, establishing the tax liability. A receipt is proof of payment issued after the customer has paid.

• Accounting and tax recovery: A standard receipt confirms that funds were received, but it rarely contains the detailed buyer tax information or statutory itemization required for businesses to reclaim VAT/GST. In retail point-of-sale settings, some receipts can function as simplified tax invoices if they display the seller's tax ID and itemized tax rate, but standard receipts alone do not grant input tax credits for B2B purchases.

Differences between tax invoices and pro forma invoices

A tax invoice and a pro forma invoice serve completely different roles in sales and accounting workflows:

• Legal and financial commitment: A pro forma invoice vs. tax invoice is an estimated quote or preliminary bill sent to a buyer before goods or services are delivered to outline expected costs, shipping details, and terms. It is not a legally binding demand for payment.

• Tax deductibility: A pro forma invoice cannot be recorded in your general ledger as accounts receivable/payable, does not create a tax obligation, and cannot be used by the buyer to claim tax credits. A tax invoice is issued once the sale is confirmed or fulfilled, creating a formal tax liability and enabling tax recovery.

Best practices for tax invoicing

Implementing consistent tax invoicing practices ensures tax compliance across multiple jurisdictions, minimizes payment disputes, and accelerates cash flow.

• Automate tax calculations and invoice generation
  Calculating sales tax, VAT, or GST manually across multiple jurisdictions with varying tax rates and product-exemption rules is prone to human error. Using automated billing and tax software dynamically determines the exact tax rate based on the buyer’s location, product taxability category, and transaction type, generating compliant invoices automatically upon checkout or fulfillment.

• Maintain a strict, sequential numbering system
  Tax authorities require invoices to follow an unbroken, unique sequential numbering system. Avoid deleting invoices or creating numbering gaps, as missing numbers can trigger scrutiny during tax audits. If an invoice must be canceled or adjusted after issuance, issue a formal credit note or adjustment note referencing the original invoice number rather than deleting the original record.

• Validate customer tax identification numbers in real time
  In B2B cross-border transactions where reverse-charge mechanisms or tax exemptions apply, verify the buyer’s tax registration number (such as a European VAT ID via the VIES database or an Australian ABN) before zero-rating the invoice. Failing to validate a buyer’s business tax status leaves your business liable for uncollected tax.

• Include all mandatory statutory details
  Ensure every tax invoice includes essential compliance fields: the document title (“Tax Invoice” or “VAT Invoice”), your business’s legal name and registered address, your tax registration number (EIN, VAT, GSTIN), the issue date, the tax point (time of supply), an itemized description of goods/services, net prices, applied tax rates, total tax charged, and gross amount due.

• Issue invoices promptly at the time of supply
  Send tax invoices immediately upon delivering goods or completing services. Aligning the invoice date with the actual “tax point” ensures that transaction revenue and tax liabilities are recognized in the correct accounting and tax filing period.

• Provide clear payment terms and direct payment options
  Eliminate ambiguity by clearly specifying the due date (e.g., “Net 30” or exact calendar date), accepted currencies, bank transfer details (IBAN, BIC/SWIFT, routing numbers), and an embedded link to a hosted payment portal. Providing one-click digital payment methods reduces Days Sales Outstanding (DSO) and lowers late-payment rates.

• Maintain an audit-ready digital archive
  Store all issued and received tax invoices in a secure, searchable digital repository for your local tax authority’s statutory retention period (typically 5 to 10 years). Centralized digital record-keeping simplifies periodic tax filings, bank reconciliations, and financial audits.

• Adopt structured e-invoicing standards
  As countries increasingly mandate structured electronic invoicing (such as Peppol frameworks in Europe and the Asia-Pacific region, or government-cleared XML formats in Latin America), adopt invoicing platforms that natively generate machine-readable, government-compliant e-invoices directly between accounting systems.

How Stripe Tax can help

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• Digital goods and services in all US states and over 100 countries
  
• Physical goods in all US states and 42 countries
  

Stripe Tax can help you:

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FAQs about tax invoices