VAT: eInvoicing Glossary

By   1 September 2023

Further to my article on eInvoicing, I thought it may be helpful if I compiled a Glossary of terms used in connection with the subject. These definitions have been compiled from various sources and I have tried to keep them as “non-techy” as possible.

Accounts Payable Automation (APA)

An automated management of accounts payable by dealing with invoices received and payments sent. It requires integration of the invoicing process with accounting software.

Accounts Receivable Automation (ARA)

As APA but for accounts receivable (dealing with invoices sent and payments received).

Acknowledgement Of Receipt

The acknowledgement of receipt of an EDI message – the syntax and semantics are checked, and a corresponding acknowledgement is sent by the receiver.

Advanced Electronic Signature

A digital signature based on an advanced certificate uniquely identifying the signer. The signature keys are used with a high level of confidence by the signatory, who has sole control of the signing key.

Agreed Format

The electronic data format that businesses have agreed to treat as the data format of the original electronic invoice for tax purposes. 

Audit Trail

The system which traces the detailed transactions relating to any item in an accounting record.

Authentication

The process of verifying a claim that a system entity or system resource has a certain attribute value.

Authenticity Of Origin

Assurance of the identity of the supplier or issuer of the invoice and that the document is the true original.

B2B

Business to business.

B2C

Business to consumer

Biller Portal

Invoice providers’ web portal where invoice receivers can log on with a username/password to check and manage their invoices.

Billing Service Provider

A provider offering services to senders and receivers which involves the sending, collection and administrative processing of eInvoices.

Certification Service Provider

An entity which issues digital certificates or provides services related to electronic signatures.

Clearance

A tax authority approval being a precondition for the validity of a document.

Clearance Model

A tax authority is involved in the invoice data exchange between the vendor and the customer as a third party. It allows the tax authorities a real-time insight into the business transactions. The eInvoice must be approved by the tax authority before being sent to the recipient.

Continuous Transaction Controls (CTC Reporting)

Obligations requiring a taxpayer to submit relevant data to the relevant tax authority before, or shortly after, a transaction.

Data Integrity

Checks that data has not been changed, destroyed, or lost in an unauthorised or accidental manner.

Digital Certificate

A file or electronic password that proves the authenticity of a device, server, or user via cryptography and the public key infrastructure.

Digital Reporting Requirements (DRR)

The obligation for a taxable person to submit digital data on their transactions to HMRC.

Digital Signature

A technique used to validate the authenticity and integrity of a digital document, message or software.

eAccounting

The requirement for a taxable person to submit digital business records to a tax authority platform.

eArchiving

Storing electronic documents as evidence for a prescribed period of time according to the relevant HMRC regulations.

Electronic Data Interchange (EDI)

An intercompany communication of business documents in a standard format. EDI is a standard electronic format that replaces paper-based documents such as purchase orders or invoices.

eInvoice

Details here.

eReceipt

Electronically issued customer receipts.

EU eInvoicing

Details/how to here.

Format

The method of presentation of electronic data in an electronic document.

Four Corner Model

A process where suppliers and customers have one or several service providers that ensure the correct processing between them.

Invoicing Directive

The eInvoicing Directive which requires EU entities to receive and process all electronic invoices – compliant with the European standard.

Mandatory eInvoicing

The obligatory use of eInvoicing by business which is imposed by the country’s authorities. Around 80 countries mandate eInvoicing.

Pan-European Public Procurement On-Line (Peppol)

An EDI protocol, designed to simplify the purchase-to-pay process between government bodies and suppliers. It facilitates electronic ordering, invoicing and shipping between government organisations and businesses.

Periodical Transaction Reporting

An obligation for a taxpayer to submit transactional data on a monthly, quarterly or annual basis.

QR Code

eInvoice verification which allows users to verify the authenticity of an eInvoice based on the QR code appearing on it. The QR code is used to provide information related to a particular invoice.

Qualified Electronic Signature

An electronic signature which is compliant with EU Regulation 910/2014 for electronic transactions within the internal European market. It enables verification of the authorship of a declaration in electronic data exchange over long periods of time.

Post Audit eInvoicing

An invoice is sent to the tax authorities only after the transaction has been completed. The business must guarantee the authenticity and integrity of the invoice and archive the document to satisfy audit requirements. This is being overtaken by the Clearance Model (above). 

Readability

The ability of a tax administration to interpret the content of an eInvoice.

Real-time reporting

An obligation for a taxpayer to submit fiscal data to a tax authority platform immediately, or shortly after, a transaction.

Transactional Data

Information that is captured from transactions. It records the time of the transaction, the place of supply, the value of the supply, the payment method, discounts if any, and other quantities and qualities associated with the transaction.

Three Corner Model

A process where invoice senders and receivers are connected via a single service provider for the sending and receiving of messages.

Two Corner Model

A process where invoice senders and receivers are connected directly for the sending and receiving of messages.

UN/CEFACT

The United Nations’ Centre for Trade Facilitation and Electronic Business has a global remit to secure the interoperability for the exchange of information between private and public sector entities.

Unstructured Invoice Document

An invoice that is created manually or automatically from a system and is not in a database. An Unstructured Document may contain data, but the data is not organised in a fixed format. Consequently, it is difficult to find and capture the data for use.

VAT Listing

An obligation for a business to submit VAT transactional data according to a domestic format. The data includes: information on values and recipients, as well as data which is required to be included on an invoice. The data are submitted on a periodic basis, often jointly with the VAT return.

Web Payment

An online service that manages the transfer of funds from a customer to the merchant of an e-commerce website.

Web Publication

A method of exchanging invoices with a buyer by placing an original electronic invoice on an agreed web site, in a secure closed environment operated by the supplier.