Managing a very small business or a small to medium-sized enterprise (SME) means constantly juggling sales, teams, clients, and administration. And somewhere in this delicate balance, accounting waits. The accountant waits. Supporting documents pile up. Deadlines approach. And the relationship with your accounting firm, which should be a driving force, sometimes becomes a source of tension.
However, when management tools and accountants work together effectively, business leaders benefit across the board: fewer back-and-forth exchanges, fewer errors, a clearer financial overview, and an annual closing process that no longer feels like an ordeal. This guide explains how to achieve this, step by step.
Who does what between the manager and the accountant?
The primary source of friction between a manager and their staff often stems from a confusion about roles. Who is responsible for what? Who should do what, and when?
The legal answer is unambiguous. Under Articles L. 123-12 to L. 123-28 of the French Commercial Code, any individual or legal entity with the status of a trader is required to chronologically record all transactions affecting their assets, to verify the existence of their assets and liabilities through an inventory, and to prepare annual financial statements at the end of the fiscal year. This obligation rests with the company's director, not their accounting firm.
The chartered accountant's role is defined by the engagement letter they sign with you. This contractual document specifies exactly what they agree to do: bookkeeping or auditing, preparing financial statements, VAT returns, tax packages, and providing advice. Outside of this scope, they are neither responsible nor authorized to act.
This sharing of responsibilities deserves to be understood once and for all:
The manager is responsible for: collect and keep supporting documents (invoices, bank statements, expense), transmit these elements to the firm within the agreed deadlines, validate the information transmitted, make management decisions, approve the annual accounts.
The chartered accountant is responsible for: process the information provided rigorously, prepare the declarations within the legal deadlines, alert the manager to tax risks and opportunities, attest to the regularity and sincerity of the accounts, advise on the most advantageous options.
This distinction is fundamental because, as Article 1240 of the Civil Code reminds us, the professional civil liability of a chartered accountant can only be invoked for errors committed within the scope of their engagement letter. If you provide incomplete or erroneous information, the firm is exempt from liability for any resulting errors.
The ideal relationship is like co-piloting: you hold the steering wheel on a daily basis, your accountant reads the map, anticipates the turns and alerts you when the road changes.
What your accountant really expects from you
Behind the formal relationship defined by the engagement letter, there is a more human reality: your firm has concrete expectations which, if met, radically change the quality of its work and, consequently, the quality of the advice you receive.
Complete parts, not approximate parts. Each invoice submitted must include the legally required information: supplier's name and address, invoice number, date, pre-tax amount, VAT rate, and total amount including VAT. An illegible invoice, a crumpled receipt, or a truncated PDF will not allow for VAT deduction. Without proper documentation, the deduction is impossible, and the expense must be recorded including VAT. This is not a matter of administrative rigor; it is a matter of tax law.
Documents submitted on time, not in an emergency. Your firm organizes its work based on the flow of documents received. When you send three months' worth of invoices the day before a filing deadline, you create pressure that mechanically increases the risk of error. Punctuality in submitting documents is, in fact, your primary legal protection: in the event of a dispute, proof of the transmission date often determines liability.
Comprehensive information on company events. Your accountant can only advise on what they know. A major new contract, a new hire, an investment, or a growing supplier debt: this information changes the advice they can give you. A firm that only learns of its client's true situation at the end of the year cannot fulfill its role as a watchdog.
A quick response to his questions. When your firm asks you to specify the nature of an expense or to provide additional documentation, each additional day of delay postpones the production of accounts and can jeopardize a reporting deadline.
A stable contact person. If the person managing the company's accounting changes frequently, or if information passes through several people without coordination, the risk of data loss is real. Designate a point of contact within the management team, even if it's yourself, and ensure that all communication with the accounting firm is conducted through a single, traceable channel.
The 5 classic frictions and what causes them
Certain tensions between managers and consulting firms recur with disconcerting regularity. Identifying them allows them to be defused before they become costly.
Friction 1: the parts transmitted in bulk and late. This is by far the most frequent source of friction. Invoices sent by email, others by post, receipts photographed in poor quality, bank statements submitted several weeks late. As a result, the firm spends considerable time reconstructing information that should have been provided in a structured format. This time is billed and is not spent on providing advice.
Friction 2: the confusion between accounting result and available cash. Many business leaders are surprised to discover their financial results, without understanding why a profitable company might be experiencing cash flow problems. This confusion leads to poorly calibrated decisions: inappropriate compensation, dividends distributed at the wrong time, and inadequately financed investments. A chartered accountant cannot correct this misunderstanding unless consulted beforehand.
Friction 3: personal expenses recorded in the name of the company. Using the company to cover personal expenses exposes you to a double risk. From a tax perspective, these improperly deducted expenses may be subject to reassessment and penalties. From a legal perspective, within a company, this practice may be considered misuse of company assets. Your firm is obligated to alert you to this issue, but it cannot correct what it fails to detect.
Friction 4: Fixed assets buried in current expenses. Equipment valued at over €500 excluding VAT, intended to be kept for more than one year, must be recorded as a fixed asset and depreciated, and not fully deducted as an expense in the year of purchase. This common error has a significant tax impact and can lead to an audit.
Friction 5: the lack of dialogue between the closure and the strategy. Too many managers view the financial closing process as a mere administrative formality rather than a management tool. They approve the accounts without drawing any conclusions, without consulting their accounting firm about available optimization opportunities. Yet, the closing process is the ideal time to adjust the strategy for the following fiscal year: cost structure, profitability by activity, and trade-offs between salaries and dividends.
Sending your files: the formats and frequency that work
The transmission of accounting documents is the most operational point of contact between the manager and their accounting firm. It is also the one that largely determines the quality and speed of the accounting work.
Regarding formats. A digital invoice in a legible PDF format, with all legal information clearly visible, is the minimum requirement. Avoid blurry photos taken hastily with a smartphone. If your firm has a client portal, use it: documents are time-stamped, which protects both parties in case of a dispute. The time stamp proves who sent what, and when.
For supplier invoices Paper-based processes, digitization through scanning or document capture applications is strongly recommended. These tools often allow for automatic data recognition (amount, supplier, date), which speeds up processing for the firm.
The same logic applies to expense reports: one receipt per expense, including the date, amount, business purpose, and applicable VAT. A monthly summary table simplifies your firm's work.
On the frequency. The golden rule is this: the more regularly you submit your financial statements, the more up-to-date your accounting will be, and the more relevant your accounting firm can provide you with real-time advice. Monthly submissions are recommended for very small businesses (TPEs) and small and medium-sized enterprises (SMEs). This allows you to meet VAT filing deadlines, anticipate corporate income tax installments, and avoid end-of-year bottlenecks.
A quarterly transmission is acceptable for structures under the simplified tax regime, but it reduces the firm's responsiveness to an unforeseen event.
On the other hand, an annual transmission is to be avoided: it forces your accountant to work in a hurry, increases the risk of error and deprives you of any financial visibility during the year.
The ideal monthly checklist includes: Sales invoices issued, purchase invoices received, bank statements for all business accounts, approved expense reports, and any exceptional event (new contract, dispute, investment, hiring).
What electronic invoicing changes in this relationship
The reform of the electronic invoicing This profoundly changes the relationship between the manager, their management tool, and their accountant. It's not simply a technical evolution: it's a transformation of information flows that brings accounting closer to real time.
The timetable is now set. From September 1, 2026, all VAT-registered businesses established in France must be able to receive electronic invoices via a approved platformLarge and medium-sized companies must also issue them by this date. For micro-enterprises and SMEs, the issuance obligation comes into effect on September 1, 2027.source: service-public.fr).
What this changes in practical terms. A PDF sent by email will no longer be considered a compliant invoice under the reform, even if it is created digitally. Invoices must adhere to structured formats such as Factur-X, UBL, or CII, and be transmitted via a mandatory electronic invoicing system. approved platformThese platforms will transmit the data to the tax authorities, giving the Directorate General of Public Finances near real-time visibility into your sales revenue and VAT collected.
What this changes for your relationship with your firm. Your accountant becomes a key player in this transition. Their role encompasses assessing your existing tools, assisting you in choosing the approved platform, securing your accounting and tax flows, and verifying the consistency between the data submitted to the tax authorities and your VAT returns. The French National Council of Chartered Accountants (Conseil supérieur de l'ordre des experts-comptables) has also clarified that allowing a client to discover this obligation without prior warning constitutes a failure to advise, potentially exposing the firm to professional liability.
What this means for your day-to-day accounting. Accounting records will move closer to real-time. Structured invoices will be automatically imported into compatible software, eliminating the need for manual re-entry. Discrepancies between declared VAT and VAT from electronic invoices will be detected more quickly by the tax authorities. Therefore, the accuracy of transaction classification (VAT rate, nature of the transaction, customer status) will be even more critical than before.
In parallel, the e-reporting system requires that data on transactions not covered by B2B electronic invoicing—such as sales to individuals and international transactions—be transmitted to the French Public Finances Directorate General. The scope is broad and often underestimated by managers.
Connecting your management tool to accounting: the options
One of the most effective ways to streamline your relationship with your accountant is to connect your management software to your accounting system. The goal is simple: eliminate duplicate data entry, reduce manual errors, and align accounting with operational reality.
According to a Sage study cited by several industry sources, SMEs spend an average of 120 hours per year on avoidable accounting data entry tasks. Connecting these tools can significantly reduce this time.
Option 1: Native integration. This is the most seamless solution. Your management tool and accounting software communicate directly via a programming interface. Each invoice issued automatically generates the corresponding sales entry in the accounting system, with the correct account, VAT rate, and date. Synchronization is real-time or near real-time. This is the most reliable integration method, provided that the initial configuration of the accounting entries is validated by your accountant.
Option 2: No-code integration platforms. When native integration between your tools doesn't exist, third-party platforms allow you to create automated bridges without requiring technical expertise. These solutions connect tools that don't communicate natively by defining simple rules: when a new invoice is created in tool A, a journal entry is generated in tool B. These platforms are accessible to non-technical users and cover the common needs of very small businesses (VSBs) and small and medium-sized enterprises (SMEs).
Option 3: Exporting and importing standardized files. This is the most universal solution, even if it's less seamless than the previous two. Your accounting software exports a file in a standardized format (CSV, XML, or pre-FEC), which your accounting software then imports. The operation is periodic rather than real-time, but it works with virtually all accounting software on the market. The Accounting Entries File (FEC) is a format mandated by the tax authorities that all accounting software must be able to generate and, for many, import.
Option 4: Bank synchronization. Through banking APIs made possible by European payment services regulations, your bank transactions can be automatically retrieved and matched with the corresponding invoices. This synchronization significantly reduces the time spent on Bank reconciliation monthly, which is nevertheless an unavoidable legal obligation.
A crucial point to be aware of. Regardless of the option chosen, the accounting entries (which type of transaction goes into which account in the chart of accounts) must be validated by your accountant. A configuration error will automatically be replicated across all entries. Integration automates the transfer, not the verification.
The annual calendar: tax deadlines and balance sheet
Anticipating tax deadlines is key to a smooth relationship with your accountant. When deadlines are met, the firm can work efficiently, provide valuable advice, and avoid penalties.
VAT This is the most common obligation. Under the standard actual regime, the declaration (form CA3) is monthly, between the 15th and 24th of each month for transactions of the previous month. Under the simplified actual regime, two semi-annual installments are paid (generally in July and December), and an annual declaration (form CA12) is filed at the beginning of May.
corporation tax This results in four quarterly installments, calculated based on the taxable income of the last completed fiscal year, due around March 15, June 15, September 15, and December 15. The balance of corporate income tax is due in mid-May for a fiscal year ending December 31. The standard corporate income tax rate is 25% in 2026, with a reduced rate of 15% on the first €42,500 of profit for eligible SMEs, in accordance with Article 219 I of the French General Tax Code.
The tax return It includes the balance sheet, the income statement, and the tax return schedules. It must be filed electronically within three and a half months of the end of the financial year, with an extension granted to companies using online filing procedures, extending the practical deadline to around mid-May for a financial year ending December 31.
The annual report This is a key moment in your relationship with your accountant. It's during this meeting that you review the accounts for the past fiscal year, confirm tax choices (provisions, depreciation, management compensation), and prepare for the following year. This meeting shouldn't be a mere formality for signing documents; it's an opportunity for a genuine strategic review.
The Business Property Tax (CFE) is due from any company with business premises, with an advance payment usually in June and a balance in December.
Social sideIf you employ staff, the Nominative Social Declaration (DSN) is monthly. It centralizes all the company's social data and must be submitted before the 5th or 15th of the following month, depending on the company's size.
The key to managing these deadlines smoothly is to anticipate them with your firm at the beginning of the year, by establishing a shared schedule for document submissions and follow-up appointments.
Choosing the right accountant when you are a very small business
For a very small business, choosing an accountant is a crucial decision. This professional will be your long-term contact, and the quality of this relationship largely determines the smooth running of your business.
First thing to do: check registration with the Order. The directory of the French Institute of Chartered Accountants (Ordre des experts-comptables) is public and available online. Only professionals registered with the Institute may legally maintain the accounts of a third party on a regular basis and for remuneration, certify the accuracy and fairness of the accounts, and assume professional liability. Every registered chartered accountant is legally required to take out professional liability insurance, in accordance with Ordinance No. 45-2138 of September 19, 1945.
Second criterion: knowledge of your sector. A firm that has already worked with organizations similar to yours anticipates your constraints rather than discovering them for the first time. The tax and social security regulations for a service provider, a tradesperson, or a retailer are completely different. This industry-specific knowledge is often worth more than a few euros more on your monthly bill.
Third criterion: availability and responsiveness. An unreachable accountant cannot fulfill their role as a watchdog. Ask the firm about their usual response time to emails and phone calls. Inquire who your daily contact will be and how many cases they are managing simultaneously. An overworked staff member cannot give your case the attention it deserves.
Fourth criterion: the digital tools offered. A client portal, a document submission area, and a collaborative interface: these features simplify document transmission, secure archiving, and facilitate communication. Also, verify that the firm's tools are compatible with your own management system to avoid any breaks in the data chain.
Fifth criterion: transparency of fees. The engagement letter must clearly specify the scope of the included services, the number of annual meetings, the response time, and the cost of any exceptional services (tax audits, fundraising support). Be wary of low-cost call packages that are then supplemented by services billed per transaction.
When to change firms? The signs that warrant a change are recurring: an unreachable advisor, a lack of proactive guidance, repeated reporting errors, or a firm that no longer keeps pace with the company's growth. The best time to switch is after the year-end closing, to avoid splitting the fiscal year in two. The profession's code of ethics mandates a duty of collegiality: the former firm must transfer accounting documents to the new one without withholding them.
Costly mistakes at the end
The accounting close is when the year's inaccuracies come to light. Some errors, avoidable with a little organization, can be very costly.
Postpone the preparation of the closing until the last minute. This is the most common mistake. Tax decisions (remuneration, dividends, investments, provisions) must be planned several months in advance to be effective and compliant. A late closing process prevents any real tax optimization and creates pressure that increases the risk of error.
Neglecting provisions. A provision is a known expense that has not yet been invoiced at the closing date: an ongoing dispute, a confirmed customer risk, or an unreceived invoice. Failing to provision for these expenses distorts the financial results and can lead to over-taxation. Conversely, a poorly justified provision may be rejected by the tax authorities. Each provision must be documented and linked to a real risk.
Forgetting about deductible expenses. Poorly documented business expenses, manager-related charges, subscriptions, or expenses incurred but not invoiced on time: these oversights automatically increase taxes. With the rise of electronic invoicing and automated controls, inconsistencies are more easily detected by the tax authorities.
Leave a suspense account unpaid. The suspense account is used temporarily to record transactions whose final allocation has not yet been determined. These accounts must be cleared before submitting the accounting records to your accountant. An outstanding suspense account at the end of the fiscal year is an anomaly that prevents the validation of the accounts.
To have a credit balance in the cash register. A cash account with a negative balance is a physical impossibility and a major accounting anomaly. It reveals either an accounting error, the failure to record cash receipts, or a more serious accounting problem.
Do not perform bank reconciliation. Bank reconciliation involves verifying that the bank account balance in the accounting records matches the balance on the bank statement. Without this check, it's impossible to guarantee the completeness of accounting records. It should be performed monthly and is mandatory at the end of the fiscal year.
Failing to anticipate the personal taxation of the executive. The closing of accounts has a direct impact on the personal tax situation of the business owner: income tax, social security contributions, and the choice between salary and dividends. Many business owners discover the tax consequences of their compensation decisions too late. This point should be discussed with your accountant several months before the closing, not on the day the accounts are signed.
FAQ: Your questions about your relationship with your accountant
Can my accountant be held responsible if I provide him with incomplete documents?
No. If you provided incomplete information, omitted invoices, or submitted your documents late, your accountant is not liable for any resulting errors. The firm's professional liability can only be invoked for errors committed within the scope of its engagement letter, based on the information you provided.
Is it mandatory to have a chartered accountant to run a very small business?
No, there is no strict law requiring the use of a chartered accountant. What is mandatory are the accounting, tax, and social security obligations to which your business is subject, in accordance with Articles L. 123-12 to L. 123-28 of the French Commercial Code. However, only professionals registered with the French Institute of Chartered Accountants (Ordre des experts-comptables) are authorized to regularly and for remuneration handle the accounts of a third party.
When does my company need to be ready for electronic invoicing?
All VAT-registered businesses must be able to receive electronic invoices via an approved platform from September 1, 2026. The obligation to issue electronic invoices applies to large companies and mid-sized companies on the same date, and to micro-enterprises and SMEs from September 1, 2027. Registration in the electronic invoicing directory and the designation of a receiving platform cannot be delayed.
What is the right frequency for sending my documents to my accountant?
Monthly reporting is the recommended frequency for very small businesses (TPEs) and small and medium-sized enterprises (SMEs). This allows them to meet VAT filing deadlines, anticipate corporate tax installments, and avoid end-of-year bottlenecks. Quarterly reporting is acceptable for businesses under the simplified tax regime, but it reduces the firm's responsiveness. Annual reporting is strongly discouraged.
Djaboo is an all-in-one management tool designed for French micro-businesses and SMEs. It centralizes invoicing, customer management, project tracking, and financial data in a single interface, designed to facilitate collaboration with your accountant and reduce administrative back-and-forth.
