VAT 2026: Calculation, Declaration and New Obligations for Businesses

VAT remains the most collected tax in France, generating approximately 200 billion euros in annual revenue. In 2026, several major developments simultaneously modify the calculation rules, declaration obligations, and audit procedures. Between the expansion of mandatory electronic invoicing, the rollout of e-reporting, and tax rate adjustments from the Finance Law, finance and accounting departments must prepare now. This article covers everything you need to know: taxable base, applicable rates, declaration schedule, and non-compliance risks.

VAT Calculation Fundamentals in 2026

The mechanics of VAT rest on an unchanged principle: the business collects the tax on behalf of the State from its customers, then deducts the VAT it has itself paid on its purchases. The balance is paid to the Public Treasury — or refunded if deductible VAT exceeds collected VAT.

The Taxable Base: What Enters into the Calculation Base

The VAT taxable base is the price excluding tax of the transaction, increased by all ancillary charges invoiced: transport fees, packaging, insurance, deferred payment interest, and subsidies directly linked to the price. Since European Directive 2006/112/EC transposed into French law, early payment discounts granted at the time of invoicing can be deducted from the base, provided they are actually granted.

Attention: Late payment penalties and damages are not subject to VAT insofar as they do not remunerate the delivery of goods or provision of services.

VAT Rates Applicable in 2026

France maintains its four-tier structure in 2026:

• Standard rate of 20%: applies to the vast majority of goods and services, including digital services and SaaS services.
• Intermediate rate of 10%: on-site dining, renovation works, passenger transport, hotel accommodation.
• Reduced rate of 5.5%: essential food products, books, gas and electricity subscriptions, equipment and services for people with disabilities, energy renovation works.
• Specific rate of 2.1%: medicines reimbursable by Social Security, periodical press registered with the Parity Committee.

The 2026 Finance Law has not modified nominal rates, but it has clarified the conditions for applying the 5.5% reduced rate to certain thermal renovation works, requiring the provision of a compliance certificate meeting the energy performance criteria defined by Decree No. 2025-421.

VAT on Intra-Community Transactions

In intra-EU trade, the intra-community acquisition regime remains based on the destination principle: VAT is due in the country where goods arrive. For B2B service transactions, the general rule sets the place of taxation where the recipient is established, in accordance with Article 259 of the General Tax Code (CGI).

Since 1 July 2021, the OSS (One Stop Shop) window has allowed businesses to declare and pay VAT due in all Member States through a single interface. In 2026, this mechanism is fully operational and its use is increasing significantly, particularly for e-commerce platforms.

New VAT Declaration Obligations in 2026

The year 2026 marks a turning point in declaration procedures, resulting from two converging reforms: the expansion of mandatory electronic invoicing and the ramp-up of the e-reporting system.

Mandatory Electronic Invoicing and Its Link to VAT Declaration

Since 1 September 2026, all VAT-registered businesses established in France — including micro-enterprises — are subject to the obligation to receive electronic invoices. Mandatory issuance applies progressively according to size: large businesses and mid-sized enterprises switched as of September 2026, SMEs and micro-enterprises will follow according to the schedule detailed on the 2026-2027 electronic invoicing timeline page.

The direct consequence for VAT declaration is substantial: the Directorate General of Public Finance (DGFiP) recovers data from each transaction via partner digitisation platforms (PDP) and the public invoicing portal (PPF). Ultimately, the administration will have near real-time visibility of VAT flows, enabling pre-population of VAT declarations — following the model that already exists for income tax.

To understand the precise role of these platforms in the declaration chain, consult our guide on the approved PDP platforms.

E-reporting: A New Data Transmission Obligation

E-reporting complements electronic invoicing by covering transactions that fall outside its direct scope: B2C transactions with individuals, exchanges with foreign businesses not established in France, and transactions outside the French VAT field.

Concretely, businesses must transmit aggregated data to the tax authority covering these transactions according to a frequency aligned with their VAT regime:

• Monthly regime: transmission within 10 days following the close of the period.
• Quarterly regime: transmission within 10 days following the end of the quarter.

Non-compliance with these obligations exposes businesses to fines of up to 15 euros per missing invoice, capped at 15,000 euros per year per filer. For a comprehensive presentation of the system, our article on e-reporting and transaction data transmission details the expected file formats and deadlines.

Declaration Regimes and Their Deadlines in 2026

The choice of declaration regime depends on annual turnover excluding tax:

Simplified Real Regime (RSI): available to businesses with annual turnover excluding tax below 840,000 € for commercial activities and 254,000 € for service provision. Two half-yearly instalments (55% in July, 40% in December) and an annual CA12 declaration to file within 3 months following the close of the financial year.

Normal Real Regime (RRN): mandatory beyond the RSI thresholds or by election. Monthly CA3 declaration, due on the 19th of the following month for businesses whose annual VAT due exceeds 4,000 €.

VAT Exemption: maintained for micro-enterprises whose annual turnover excluding tax remains below 37,500 € for services and 85,000 € for commerce. These thresholds were raised by the 2025 Finance Law and remain applicable in 2026.

Impact of the Reform on Accounting and Internal Processes

Adaptation of Information Systems

The convergence between electronic invoicing, e-reporting, and VAT pre-population requires that businesses align their management tools. An ERP or invoicing software that does not produce files in Factur-X or UBL format — the structured formats recognised by the administration — is now a blocking point.

The Factur-X format deserves particular attention: it is a PDF enriched with an embedded XML file, readable by humans and exploitable by machines. To verify invoice compliance, our free Factur-X validator allows you to instantly check file structure before issuance.

Management of Mandatory Mentions on Invoices

In 2026, the mandatory mentions on invoices subject to French VAT have been expanded. In addition to standard mentions (SIREN number, intra-community VAT number, due date, applicable rate, amount excluding tax and including tax by rate), electronic invoices must now include:

• The SIREN number of the recipient (mandatory for B2B).
• The delivery address if different from the recipient's address.
• The category of the transaction (delivery of goods, provision of services, mixed).
• The purchase order number if mentioned in the contract.

The absence of one of these mentions can result in the invoice being rejected by the recipient's PDP, delaying payment and the right to deduct VAT.

VAT Deductibility: Rules and Restrictions

The right to deduct VAT remains subject to three cumulative conditions: holding a regular invoice, VAT being due by the supplier, and the good or service being used for the purposes of a taxable activity. The deduction exclusions codified in Article 206 of Annex II of the CGI concern in particular:

• Passenger vehicles (except rental or transport activities).
• Housing expenses for directors and employees.
• Business gifts with a unit value exceeding 73 € including tax per year and per recipient (2026 threshold).

In the event of a tax audit, the DGFiP has had since 2026 facilitated access to data transmitted via PDPs, which strengthens the need for perfect consistency between issued invoices, received invoices, and declared amounts.

Tax Audits and Redressment Risks in 2026

Enhanced Tax Audits Through Data

The generalisation of electronic invoicing equips the administration with an unprecedented audit instrument. By cross-referencing data submitted by invoice issuers and recipients, the DGFiP can automatically identify discrepancies: invoices recorded as expenses without collected VAT on the supplier side, multiple deductions of the same invoice, rates applied inconsistent with the nature of the transaction.

Tax audits involving VAT already represent approximately 40% of adjustments resulting from accounting verifications. In 2026, accountants anticipate an intensification of algorithmically generated targeted audits, similar to those practised in the Netherlands or Spain for several years.

The Main Redressment Risks

The most frequent reasons for VAT redressment are:

1. Incorrect rate: application of the reduced rate to a standard rate transaction, particularly for building works or take-away dining.
2. Misidentified trigger event: confusion between delivery date and invoice date for goods deliveries, or between receipt and invoice date for services subject to VAT on accruals.
3. Omission of VAT on benefits in kind or transactions between companies in the same group.
4. Undue deductions on invoices not meeting mandatory mentions or from suppliers in irregular status.

For businesses engaged in complex transactions (intra-community, reverse charge, special regimes), a prior compliance audit often proves cost-effective relative to potential penalties: 40% uplift for deliberate breach, 80% for fraudulent conduct, plus interest on arrears of 0.20% per month.

The connection between electronic signature and tax compliance is direct: an invoice signed electronically in accordance with eIDAS standards guarantees the authenticity of origin and integrity of content, two of the three conditions set by the VAT Directive for deductibility. To go further, our complete guide to electronic invoicing 2026-2027 presents the entire regulatory ecosystem.

Legal Framework Applicable to VAT and Electronic Invoicing in 2026

French VAT sits within a multi-level legal framework, European and national, whose mastery conditions the validity of deductions and robustness in audit situations.

VAT Directive 2006/112/EC: foundational text harmonising VAT rules within the European Union. It sets the principles of base, minimum rates (5% for reduced rate, 15% for normal rate), deductibility, and due date. Any national rule must comply with it.

General Tax Code (CGI): Articles 256 to 293 organise French VAT rules. Article 289 defines mandatory invoice mentions. Articles 271 to 273 frame the right to deduction. Article 283 sets out reverse charge rules.

Ordinance No. 2021-1190 of 15 September 2021: relating to the generalisation of electronic invoicing in B2B transactions. Amended by the 2024 Finance Law, it sets the rollout schedule by wave and e-reporting obligations.

Decree No. 2022-1299 of 7 October 2022: specifies the technical formats for electronic invoices (Factur-X, UBL, CII) and minimum data required for e-reporting.

eIDAS Regulation No. 910/2014 of the European Parliament and Council: establishes the legal framework for qualified electronic signatures, whose evidentiary value is equivalent to a handwritten signature throughout the EU (Article 25). A qualified electronic signature affixed to an invoice satisfies the authenticity of origin requirement set by the VAT Directive, provided it is issued by a qualified trust service provider (QTSP) listed on the national trust list.

GDPR No. 2016/679: the transmission of invoicing data between businesses and to the tax authority involves the processing of personal data (names, contact details). The Data Protection Officer (DPO) must be involved in electronic invoicing compliance projects.

NIS2 Directive (2022/2555/EU): transposed into French law by Law No. 2023-703, it imposes strengthened security requirements on essential service operators and digital suppliers, including PDPs. Businesses that outsource their invoicing flow via a PDP must ensure contractually that it complies with NIS2 obligations.

ETSI Standards EN 319 132 and EN 319 122: technically govern advanced (XAdES) and qualified electronic signatures used to time-stamp and secure electronic invoices. Compliance with these standards conditions the admissibility of evidence in the event of dispute or tax audit.

Use Cases: How Businesses Adapt to VAT 2026 Rules

An IT Services SME Facing E-reporting

A 60-person IT services SME specialising in managed services and application development realises approximately 30% of its turnover with customers established outside France (European businesses and individual customers). These flows — not covered by domestic B2B electronic invoicing — fall within the scope of e-reporting from 1 September 2026.

Following a three-week internal audit, the accounting department identifies that its ERP generates CSV exports non-compliant with DGFiP technical specifications. Updating the PDP connector and training two staff members represent an investment of approximately 8,000 €. In return, automatic reconciliation of declared and collected data reduces the time for preparing the monthly VAT declaration from 6 hours to less than 1 hour, representing estimated savings of 3,500 € per year in accounting time.

An Accounting Firm Managing Multi-Regime Clients

A 25-person accounting firm serves a mixed client base: traders under the simplified real regime, self-employed professionals with VAT exemption, and industrial companies under the normal real regime. In 2026, the firm must simultaneously manage three declaration logics and ensure each client transitions at the right time to mandatory electronic invoice receipt.

The firm adopts a centralised electronic invoicing management solution connected to its case management platform. For exempted clients, it documents the receipt obligation even in the absence of an issuance obligation — a frequently misunderstood point. Collective compliance enables negotiating group pricing with an approved PDP, reducing the unit cost per client by 35% compared to individual subscriptions.

A B2B Distributor Facing Intra-Community VAT Reconciliation

An industrial equipment distributor with 18 million euros in turnover excluding tax carries out intra-community acquisitions from German, Italian, and Polish suppliers, and intra-community deliveries to Belgian and Dutch customers. In 2026, the generalisation of electronic reporting in these partner countries creates a risk of double declaration if data transmitted to the respective administrations is not consistent.

By deploying a dedicated module for intra-community transactions in its management system, the business automates verification of intra-community VAT numbers via the Commission's VIES (VAT Information Exchange System) service, controls partner VAT numbers' compliance, and automatically generates summary statements (DEB/DES replaced by the European Exchange of Goods Declaration). This automation reduces declaration anomalies by nearly 70% over the first six months of operation, according to monitoring conducted by the accounting manager.

Frequently Asked Questions

How do you calculate VAT payable for a given period?

VAT payable equals collected VAT (amount excluding tax of sales multiplied by the applicable rate) minus deductible VAT (VAT appearing on eligible business purchase invoices). If collected VAT is higher, the business pays the balance to the administration. If deductible VAT is higher, it can request a refund or carry forward the credit to the following period.

What is the difference between VAT on accruals and VAT on cash receipts?

VAT on accruals is due upon invoice issuance, regardless of actual payment. This is the default regime for goods deliveries. VAT on cash receipts, applicable to service provision (except by election), is only due upon actual payment receipt. This choice has a significant impact on cash flow, especially with long payment delays.

Which businesses are covered by e-reporting in 2026?

All VAT-registered businesses in France are subject to e-reporting as soon as they carry out transactions not covered by B2B electronic invoicing: sales to individuals, transactions with foreign businesses not established in France, or VAT-exempt transactions. Exempted micro-enterprises do not collect VAT but remain bound by certain transmission obligations if they exceed transitional thresholds.

Is the VAT Exemption modified in 2026?

No. The VAT exemption thresholds set by the 2025 Finance Law remain unchanged in 2026: 85,000 € excluding tax for sales and housing provision activities, 37,500 € excluding tax for service provision. Exempted businesses benefit from tolerance for maintenance up to 93,500 € and 41,250 € respectively. They do not collect VAT but are subject to the obligation to receive electronic invoices from September 2026.

How Does Electronic Signature Guarantee VAT Deductibility on an Invoice?

According to VAT Directive 2006/112/EC, an invoice must guarantee the authenticity of its origin and the integrity of its content to give right to deduction. A qualified electronic signature within the meaning of eIDAS Regulation No. 910/2014 meets these two requirements: it clearly identifies the issuer and detects any subsequent document modification. In a tax audit, an invoice signed electronically with a qualified certificate constitutes solid evidence that the administration cannot contest.

Conclusion

VAT 2026 is not a simple regulatory update: it is a profound overhaul of calculation, declaration, and audit procedures, driven by the convergence between mandatory electronic invoicing and e-reporting. Businesses that anticipate these changes — by adapting their information systems, securing invoice compliance, and training their teams — will transform a regulatory constraint into an operational advantage.

Certyneo supports businesses through this transition: from qualified electronic signature of your invoices to management of document flows compliant with DGFiP requirements. Discover how our solution can simplify your compliance and reduce your administrative burden by requesting a personalised demonstration or exploring our pricing tailored to each business size.