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Chartered accountant Silae

The essential reference for payroll management and social declarations (DSN).

Secure payroll outsourcing with Silae#

Zero errors on your pay slips#

French payroll is the most complex in the world. The Silae software, used by Hayot Expertise, is the leading solution guaranteeing absolute legal compliance through daily legal and conventional updates.

Why do we use Silae for your payroll?#

  • Conventional compliance assured: Silae natively integrates more than 800 collective agreements updated in real time.
  • Collaborative employer portal: You enter your variables (absences, bonuses, leave) on an intuitive web portal, we check and validate.
  • Security of the DSN: The transmission of your social declarations to the funds (Urssaf, retirement, mutual) is 100% secure.

Entrust us with the production of your pay slips to avoid URSSAF adjustments.

Why a Silae payroll expert, not just the software#

Payroll tolerates no delay, no approximation, and no improvised workarounds. Silae is an excellent foundation for social production, but it is the firm's expertise that secures employee profiles, collective agreements, monthly variables, final settlements, and the DSN. At Hayot Expertise, a chartered accounting firm in Paris 8, we treat Silae as a payroll engine wired to your operational reality: headcount, working time, bonuses, absences, hires, departures, and reporting obligations. The aim is straightforward: produce accurate pay slips, on time, with traceability the business owner can actually use.

The reasons to look for a Silae expert follow a clear logic. Silae calculates, but the initial setup remains decisive: payroll quality depends on how the collective agreement, the pay items, the employee profiles, and the company's internal rules are framed. Monthly variables such as leave, bonuses, absences, overtime, and benefits in kind need a solid collection and validation circuit. The DSN commits your compliance, so we check anomalies, gaps, and internal consistency before transmission to limit rejections and costly corrections. Finally, payroll must connect with the accounts: we make sure social entries and charge provisions stay consistent with your year-end closings.

What we steer around Silae#

Our scope goes well beyond running the calculation. We manage the full employee cycle: DPAE, contract, onboarding, monthly follow-up, departure, final documents, and archiving. We handle monthly social production: gathering variables, checking pay slips, employer validation, the DSN, and transfers. And we keep a live dialogue between HR, payroll, and accounting so that labour costs, charges, and social dashboards stay coherent.

Silae is most relevant in several situations. It suits SMEs and multi-employee groups that want to outsource payroll production while keeping clear visibility. It fits structures governed by technical collective agreements, such as construction, retail, professional firms, services, or multi-site activities. It serves companies that want a responsive partner on hires, exits, sick leave, bonuses, and everyday social questions. And it answers the needs of owners who refuse to depend on manual processing scattered across spreadsheets, emails, and late approvals.

How Hayot Expertise puts Silae to work#

We follow a deliberate sequence. First, we audit your collective agreement, your payroll customs, your counters, and your social obligations before taking over a file or setting anything up. We then configure Silae with robust profiles and a clear variable-collection process to reduce omissions on the manager and HR side. Each month, we review the pay slips, analyse abnormal variations, and secure the DSN before sending. We then reconcile payroll with the accounts so your social charges and dashboards remain consistent.

Points to watch before relying on the tool#

Some risks are easy to underestimate. A poorly configured collective agreement generates recurring errors that can stay invisible for several months. Payroll variables that are not validated in time push back production, weaken the DSN, and create sensitive catch-ups. Absences and counters that are not synchronised with HR tools waste time and degrade pay-slip reliability. The classic mistake is to assume the software is enough on its own: social compliance remains a matter of method and human control.

What you gain in practice#

Concretely, you get a calmer, more punctual, and more readable monthly payroll for the business owner. You get better-secured DSN filings and fewer after-the-fact corrections. You get a tighter link between HR, payroll, accounting, and social reporting. And you get a single point of contact for technical, operational, and reporting questions alike.

Silae also pairs well with an HRIS such as Lucca when absences, expense reports, or variables flow cleanly into payroll, and we organise that integration to avoid re-keying data.

Related accounting services

Beyond Silae, Hayot Expertise can support you on the underlying accounting and compliance work:

Samuel Hayot, Chartered Accountant registered with the French Order (OEC Paris-IDF)

Article written by Samuel Hayot

Chartered Accountant, registered with the Institute of Chartered Accountants.

Regulated French firmUpdated 29 March 2026

Regulated French accounting and audit firm based in Paris 8, built to support companies across France with a digital and decision-oriented approach.

Key features

  • Automated and reliable payroll calculation
  • Leave and absence management
  • Integrated DSN and DPAE
  • Automatic legal updates

Your direct benefits

  • Full compliance (800+ conventions)
  • Reliability of URSSAF calculations
  • Secure cloud access for the manager