French accounting firms: your partner for managing your subsidiary

Establishing and managing a foreign-owned business in France opens significant opportunities but also comes with complex financial and regulatory challenges. From strict accounting obligations to intricate tax rules, navigating the French business environment requires precision, expertise, and local insight.

Working with specialized french accounting firms like Vachon ensures that your subsidiary meets every requirement while positioning itself for sustainable success.

Setting up and operating a foreign subsidiary in France: why professional accounting support is essential

Expanding into France offers immediate advantages: access to a large European market, a skilled workforce, and a dynamic economic environment. However, success depends not only on commercial strategy but also on mastering French administrative and accounting standards.

Without dedicated support, international companies often face obstacles such as:

  • misunderstanding local accounting principles;

  • delays or errors in financial reporting;

  • penalties due to missed tax obligations;

  • communication issues between the subsidiary and the parent company.

A french accounting firms plays a critical role by ensuring that your financial processes comply with national laws, optimize fiscal efficiency, and align with your global corporate standards. Beyond compliance, the right partner provides strategic advice, enabling your business to grow confidently in the French market.

Understanding the French accounting landscape: key challenges for international businesses

The French accounting system has several unique features that distinguish it from Anglo-Saxon or international standards:

  • all financial transactions must be recorded in French and in euros;

  • bookkeeping must strictly follow the French General Chart of Accounts (Plan Comptable Général);

  • supporting documentation must create a complete and auditable trail;

  • specific accounting treatments, such as for leases, goodwill, and provisions, differ from IFRS or US GAAP;

  • subsidiaries must reconcile French reporting obligations with those of the parent company.

Beyond accounting, French tax compliance presents its own complexities, including VAT rules, corporate income tax filings, and social security declarations.

Failing to fully understand and meet these requirements can lead to audits, fines, and operational disruptions. Engaging a professional who knows both the local regulations and international business expectations becomes not just useful, but essential.

How Vachon supports your success: a unique approach for foreign-owned companies

At Vachon, we have built our services around the specific needs in accounting outsourcing of foreign companies operating in France. Our approach is founded on three essential pillars that make the difference:

Bilingual and bicultural expertise

Our team includes English-speaking chartered accountants and consultants who are fully trained in both French GAAP and international accounting standards. This ensures seamless communication with your teams abroad and accurate financial translation between systems.

Tailored and proactive solutions

Every company is unique. We do not offer generic accounting packages but instead create personalized strategies that match your operational structure, reporting obligations, and financial goals. Our support anticipates challenges and identifies opportunities before they arise.

A long-term partnership

We are committed to building lasting relationships with our clients. As your company grows and evolves, we adapt our services to meet new challenges, providing strategic advice beyond basic accounting tasks. Our goal is to be a trusted advisor at every stage of your journey in France.

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Our key services designed for international subsidiaries

Vachon offers a comprehensive suite of services specifically tailored for foreign-owned businesses.

Accounting and financial reporting

We ensure that your French accounting operations meet both local legal requirements and international reporting expectations, by providing:

  • the complete recording of financial transactions in accordance with the French General Chart of Accounts (Plan Comptable Général), ensuring compliance with all local regulations;

  • the preparation of monthly, quarterly, and annual closings, including the production of mandatory financial statements (balance sheet, income statement, and notes to accounts);

  • the creation of management reporting packages tailored to reconcile French statutory accounts with group reporting under IFRS, US GAAP, or other standards;

  • the handling of fixed asset management, including asset capitalization, amortization schedules, and disposals tracking;

  • the implementation of monthly account reconciliations to maintain data consistency and reliability throughout the year;

  • the maintenance of mandatory accounting books and registers required under French law, including the Journal, Ledger, and Inventory Book;

  • the support during internal and external audits by preparing audit files, providing requested documentation, and answering auditors' questions efficiently.

Tax compliance and advisory

We help your business meet its tax obligations in France while identifying opportunities for fiscal optimization, through:

  • the preparation and submission of all necessary tax filings, including VAT returns (monthly or quarterly), corporate income tax returns (annual), and local taxes such as CVAE and CFE;

  • the calculation of tax provisions and deferred taxes for accurate financial reporting and tax planning;

  • the application of international tax treaties to reduce withholding taxes on dividends, royalties, and service payments, thereby preventing double taxation;

  • the representation of your company before French tax authorities during routine filings, tax audits, or reassessments, ensuring your interests are fully defended;

  • the assistance in identifying and securing tax credits and incentives, such as the Research Tax Credit (CIR) or the Young Innovative Company status (JEI);

  • the advisory on transfer pricing documentation requirements and the preparation of the appropriate reports to comply with French transfer pricing rules;

  • the strategic tax planning for restructurings, mergers, or cross-border operations to minimize tax risks and optimize global tax positions.

Payroll and HR management

Managing human resources in France involves complying with complex labor and social security regulations. Our services include:

  • the complete payroll processing, including monthly payslips, annual income summaries (DSN - Déclaration Sociale Nominative), and payroll journals;

  • the calculation and payment of all social security contributions, retirement fund contributions, unemployment insurance, and other mandatory charges;

  • the drafting, review, and management of employment contracts, ensuring compliance with French labor laws and sector-specific collective agreements;

  • the management of employee benefits and welfare schemes, such as health insurance, life insurance, and pension plans, adapted to your sector and company size;

  • the administration of expatriate and impatriate employee payrolls, including the application of specific social security exemptions or treaties when applicable;

  • the guidance in managing employee onboarding and offboarding processes, including declarations to French labor authorities and preparation of required documents (DPAE, work certificates, unemployment certificates);

  • the support in setting up employee incentive schemes, such as profit-sharing agreements (intéressement) or stock option plans, aligned with French tax advantages.

Corporate advisory and business optimization

Beyond traditional accounting and tax services, we provide strategic advice to strengthen your business presence in France:

  • the assistance with company formation and registration processes, including drafting Articles of Association, obtaining company numbers (SIREN, SIRET), and opening bank accounts;

  • the advisory on optimal legal structures for your French entity, such as subsidiary, branch, or liaison office, depending on your operational and tax needs;

  • the management of corporate secretarial duties, including holding mandatory general meetings, preparing annual reports, and maintaining statutory records;

  • the support during corporate reorganizations, mergers, demergers, or business transfers, ensuring compliance with legal, tax, and accounting requirements;

  • the assistance in financial due diligence processes for acquisitions or investments, providing full audit and risk assessment reports;

  • the optimization of cash management structures, including cash pooling arrangements and intercompany financing, within the regulatory framework in France;

  • the strategic advisory on operational cost optimization, compliance risk reduction, and market entry strategy to support your long-term growth objectives in France.

Real-world success stories: helping companies thrive in France

Our experience is reflected in the successes we help create. Here are two examples:

Case study: US manufacturing company

A leading US-based manufacturer opened a subsidiary in France to serve European customers. Vachon provided:

  • setup of an accounting system compliant with French standards and convertible into US GAAP for group reporting;

  • design of efficient VAT management procedures;

  • support in securing significant R&D tax credits;

  • optimization of cash flow processes in line with French regulations.

Case study: UK services company

When a British services firm expanded through the acquisition of a French competitor, Vachon:

  • conducted financial due diligence before acquisition;

  • harmonized accounting policies post-integration;

  • managed payroll and social obligations during the transition;

  • provided continuous accounting and tax support, ensuring smooth operations.

In both cases, the companies gained financial clarity, compliance assurance, and operational confidence—allowing them to focus on business growth.

Why Vachon is the right choice as your french accounting firms?

Choosing the right chartered accountant can be the difference between operational success and regulatory headaches. Here is why foreign subsidiaries trust Vachon:

  • specialized focus on supporting foreign-owned companies;

  • fully bilingual team able to navigate both French and international environments;

  • comprehensive service offering covering accounting, tax, payroll, and advisory;

  • personalized, high-touch support ensuring responsiveness and understanding;

  • commitment to technological excellence for efficient financial management.

At Vachon, we view every client not just as an account, but as a partner in long-term success.

Ready to strengthen your French operations?

Operating a subsidiary in France should be an opportunity to expand, not a burden to manage.
With Vachon as your french accounting firms, you gain a strategic partner who ensures compliance, optimizes your financial management, and supports your long-term growth.

Contact us today to discover how Vachon can help your business thrive in the French market.

What are the main differences between French accounting and IFRS or US GAAP?

French accounting follows the Plan Comptable Général, requiring specific treatments for leases, goodwill, provisions, and revenue recognition, which differ from international standards.

Are statutory audits mandatory for French subsidiaries?

Statutory audits are required if two of the following thresholds are exceeded: €4 million in assets, €8 million in turnover, or 50 employees.

How frequently must companies file taxes in France?

Corporate income tax returns are filed annually, VAT returns are generally monthly or quarterly depending on turnover, and social security filings are usually monthly.

Can a foreign company handle French accounting internally?

While possible, it demands strong French language skills, technical expertise in French GAAP, and constant regulatory monitoring. Most foreign companies find it more efficient to engage a specialized french accounting firms.

How quickly are accounts typically closed in France?

Monthly accounts are usually closed within 15 to 20 days, while year-end accounts take about 30 to 45 days.

How are tax audits conducted?

French tax authorities can audit up to three previous fiscal years, or up to ten years in special circumstances. Audits are usually announced, and companies have rights during the procedure.