Invoice Glossary - Essential Terms & Definitions

Comprehensive glossary of invoice, billing, and payment terms. Learn key invoicing terminology to better understand your business finances and get paid faster.

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39 terms found

Invoice

Basics

A commercial document issued by a seller to a buyer that itemizes and records a transaction between the two parties.

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Invoice Number

Invoice Components

A unique identifier assigned to each invoice for tracking and reference purposes.

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Net 30

Payment Terms

Payment is due in full 30 days after the invoice date.

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Net 60

Payment Terms

Payment is due in full 60 days after the invoice date.

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Due on Receipt

Payment Terms

Payment is expected immediately upon receiving the invoice.

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Pro Forma Invoice

Invoice Types

A preliminary bill of sale sent before goods or services are delivered.

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Credit Note

Invoice Types

A document issued by a seller to reduce or cancel the amount owed by a buyer.

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Debit Note

Invoice Types

A document issued by a buyer to request a credit or by a seller to increase the amount owed.

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Recurring Invoice

Invoice Types

An invoice that is automatically generated and sent on a regular schedule.

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Commercial Invoice

Invoice Types

A customs document used in international trade that describes the transaction details.

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Purchase Order (PO)

Basics

A commercial document issued by a buyer to a seller indicating types, quantities, and agreed prices.

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Accounts Receivable (AR)

Accounting

Money owed to a business by its customers for goods or services delivered but not yet paid.

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Accounts Payable (AP)

Accounting

Money a business owes to its suppliers or vendors for goods or services received.

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Quote / Estimate

Basics

A document providing a customer with expected costs before work begins.

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Receipt

Basics

A document confirming that payment has been received.

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Overdue Invoice

Status

An invoice that has not been paid by its due date.

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Line Item

Invoice Components

An individual entry on an invoice listing a specific product or service.

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Subtotal

Invoice Components

The sum of all line items before taxes, discounts, or other adjustments are applied.

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Discount

Invoice Components

A reduction in the price charged for goods or services.

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Total Amount Due

Invoice Components

The final sum that must be paid, including all charges, taxes, and adjustments.

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Late Fee

Payment Terms

An additional charge imposed when payment is not received by the due date.

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Retainer

Payment Terms

An upfront fee paid to secure ongoing services, often for a set period or scope of work.

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Deposit

Payment Terms

A partial upfront payment made before goods or services are delivered.

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Statement

Basics

A summary document showing all transactions between a business and customer over a period.

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Remittance

Basics

Payment sent by a buyer to a seller, typically with advice detailing which invoices are being paid.

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Invoice Date

Invoice Components

The date when the invoice is issued.

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Due Date

Invoice Components

The date by which payment must be received.

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Tax

Invoice Components

Government-imposed charges added to the cost of goods or services.

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VAT (Value Added Tax)

Accounting

A consumption tax assessed on the value added at each stage of production or distribution.

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Payment

Basics

The transfer of money from buyer to seller in settlement of an invoice.

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Payment Terms

Payment Terms

The conditions under which a seller expects payment from a buyer.

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Credit Memo

Invoice Types

Another name for a credit note — a document a seller issues to reduce or cancel an amount a buyer owes.

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Remittance Advice

Basics

A note sent by a buyer to a seller confirming that an invoice has been paid and identifying which invoices the payment covers.

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Amount Due

Invoice Components

The remaining balance the buyer must pay on an invoice as of a given date.

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Bill

Basics

A request for payment from a seller to a buyer — in everyday language, often interchangeable with 'invoice'.

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Peppol

Invoice Types

An international network for exchanging electronic invoices and other business documents in a standardized, structured format.

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E-invoicing

Invoice Types

The exchange of an invoice in a structured digital format that can be processed automatically by the buyer's accounting system.

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GST (Goods and Services Tax)

Accounting

A value-added tax on the supply of goods and services, charged at each step of the supply chain and ultimately borne by the end consumer.

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Sales Tax

Accounting

A consumption tax charged at the point of sale, calculated as a percentage of the price and remitted by the seller to the relevant US state or local authority.

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