Pay Transparency Compliance Guide for Employers in Belgium: Pay Gap Reporting and Salary Disclosure

Belgium has requested a six-month extension to the EU Pay Transparency Directive's transposition deadline of 7 June 2026, meaning that a final national framework is not yet in force. Employers with 250 or more staff must nonetheless prepare now: the first mandatory pay-gap reports, covering 2026 data, are due on 7 June 2027, and the European Commission has indicated it will not grant further extensions. Organisations that begin their compliance groundwork in 2026 will be far better positioned than those waiting for the Belgian implementing law to be published.

The EU Pay Transparency Directive: What Belgium Must Implement

Directive (EU) 2023/970 on pay transparency and equal pay enforcement sets a uniform floor across all Member States. Its core obligations fall into two broad categories: pre-employment salary disclosure (requiring employers to share pay information in job postings or before interviews) and pay-gap reporting (requiring periodic publication of gender pay-gap data, broken down by categories of workers performing equal or equivalent work).

The EU-level rules also address pay secrecy clauses, the right of workers to request information on individual and average pay levels by gender, and enhanced procedural rights in equal-pay litigation – including a presumption of discrimination where an employer fails to provide the required pay information. These provisions will bind Belgian employers once national implementing legislation enters into force.

Of the 27 Member States, only Slovakia, Italy (Legislative Decree 96/2026, in force 7 June 2026), Lithuania and Malta (Legal Notice 173 of 2026) achieved full transposition by the 7 June 2026 deadline. Belgium, alongside Ireland, France, Finland and Poland, has announced delays; the Netherlands, Sweden, Czech Republic and Denmark are targeting 1 January 2027. Belgium's specific position is a formally requested six-month extension, placing expected transposition around late 2026 or early 2027 – though no confirmed date has been published. Employers should monitor legislative progress closely, as the Commission has signalled that infringement proceedings are likely for non-compliant states.

Belgium's Current Position: A Gap Between EU Obligation and National Law

The absence of a Belgian implementing act does not mean employers can defer action entirely. Public-sector employers in particular may face the doctrine of direct effect: where a directive's provisions are sufficiently clear, precise and unconditional, individuals may invoke them before national courts even without national transposition. For private employers, direct effect is less immediate, but the litigation risk grows as the transposition deadline recedes further into the past.

Belgium already maintains a body of gender-equality and pay-equity legislation through the Gender Act of 10 May 2007 and sector-level reporting obligations managed through the social partners. Existing CBC/KBO registration requirements and the oversight roles of bodies such as the Institute for the Equality of Women and Men interact with incoming Directive obligations. Any Belgian implementing law will need to articulate how new pay-transparency duties sit alongside these pre-existing frameworks – and employers that already produce structured pay data for social consultations will have a structural advantage.

If your organisation is reviewing its Belgian employment and corporate governance structures in anticipation of the new rules, our Belgium corporate law practice can assist with mapping current documentation and reporting obligations.

Key Compliance Obligations to Prepare For

Even before Belgian transposition, employers can use the Directive's text as a reliable compliance blueprint. The principal obligations are as follows:

• Pay information in recruitment: Employers will be required to include a pay range or starting salary in job postings, or to provide this information before an interview. Asking candidates about their salary history will be restricted or prohibited.
• Employee right to pay information: Workers will be entitled to request data on individual pay levels and average pay levels, disaggregated by gender, for workers performing the same or equivalent work.
• Pay-gap reporting: Employers with 250 or more employees must publish gender pay-gap data covering 2026, with the first report due by 7 June 2027. Thresholds for smaller employers follow in subsequent years, in accordance with the Directive's phased schedule.
• Joint pay assessment: Where a reported pay gap exceeds a defined threshold, employers and worker representatives must carry out a joint pay assessment and develop remediation measures.
• Pay secrecy clauses: Contractual terms preventing employees from discussing their own pay will be unenforceable. Belgium will need to align its standard employment contract practices with this requirement.
• Burden of proof: In equal-pay disputes, the burden of proof will shift to the employer where the employer has not complied with pay-transparency obligations.

Step-by-Step Preparation for Belgian Employers

The following sequence reflects practical preparation work that can be conducted now, before the Belgian act is published.

Step 1 – Pay data audit. Map all existing remuneration components across your Belgian workforce: base salary, variable pay, bonuses, benefits, and any sector-specific supplements under applicable collective agreements (CAOs/CCTs). Identify the job categories or functions you will use to compare pay across genders. Inconsistencies in job evaluation methodology are one of the most common errors flagged in early compliance reviews across other jurisdictions.

Step 2 – Job evaluation and categorisation. The Directive requires pay comparisons between workers performing "equal or equivalent work." Establishing a defensible job evaluation system that is gender-neutral is a prerequisite for any reporting. Belgian sector-level classifications may provide a starting point, but organisation-level evaluation is typically required in addition.

Step 3 – Review recruitment processes. Audit job postings, application forms and interview protocols to identify any salary-history questions or pay-range omissions that will need to be removed or added respectively. Update template offer letters and recruitment guidelines accordingly.

Step 4 – Review contracts for pay-secrecy clauses. Standard Belgian employment contracts and staff handbooks often contain confidentiality provisions that may extend, in practice, to salary. Legal review is advisable before the national implementing act is finalised, to avoid the need for urgent mass amendments upon transposition.

Step 5 – Establish data collection infrastructure. The 7 June 2027 reporting deadline requires employers to produce reliable data on 2026 remuneration. HRIS systems, payroll records and the registers held with the BCE/KBO should be checked for completeness and consistency. Gaps in historical data are a frequent pain point for foreign-owned entities that have not previously been subject to gender pay-gap reporting in Belgium.

Step 6 – Engage the works council. Belgian employers with established workers' representation bodies (ondernemingsraad/conseil d'entreprise) should anticipate early consultation on the new reporting processes. The social partners will play a role in the joint pay assessment mechanism if a pay-gap threshold is exceeded.

Step 7 – Monitor legislative progress. The Belgian implementing act is expected in late 2026 or early 2027. Track parliamentary proceedings and sector-level social dialogue for guidance on national choices within the Directive's discretionary provisions – such as the threshold above which a joint pay assessment is triggered. Our pay transparency deadline alert for Belgium provides ongoing updates as the legislative process develops.

If your organisation operates across multiple EU jurisdictions, it may be useful to compare Belgium's approach with that of Portugal, where national implementation is also in progress. Our pay transparency service page for Portugal outlines comparable obligations and the local procedural context.

Common Errors Made by Foreign Employers Operating in Belgium

Employers headquartered outside Belgium frequently encounter the same difficulties when approaching pay transparency compliance. Understanding these patterns in advance can reduce both cost and risk.

• Treating Belgium as a single entity within a group-wide reporting structure. Pay-gap calculations must be based on the local Belgian entity's workforce, not aggregated at the group level. Where Belgian employees are employed through a Dutch or French entity with a branch in Belgium, the precise employing entity under Belgian social law must be identified first.
• Relying on sector classifications without internal job evaluation. Belgian joint industrial committees (paritaire comités/comités paritaires) provide job grades under sector-level collective agreements, but these do not automatically satisfy the Directive's requirement for a gender-neutral internal job evaluation methodology.
• Underestimating the social dialogue dimension. Belgium has some of the most developed systems of collective labour relations in the EU. Any significant change to remuneration structures arising from a pay gap remediation plan will typically require consultation or negotiation with worker representatives, which adds both time and procedural complexity.
• Ignoring algorithmic management and platform work dimensions. Employers using automated systems to set pay, allocate work or determine variable compensation should be aware that the Directive's transparency obligations apply to algorithmically determined pay as much as to manually set structures. The employment status of platform workers is a separate but related question, particularly given ongoing EU and Belgian debates about the employment presumption for platform workers – an area where the Court of Cassation has addressed classification questions in related contexts.
• Assuming that FSMA or NBB oversight does not interact with pay transparency. For financial sector employers regulated by the Financial Services and Markets Authority (FSMA) or the National Bank of Belgium (NBB), pay transparency obligations intersect with existing prudential remuneration requirements under CRD and Solvency II frameworks. These employers face a layered compliance landscape that requires co-ordinated review.

Cost Drivers and Realistic Timelines

The cost of compliance is primarily driven by the maturity of existing pay data infrastructure, the size and complexity of the workforce, and the extent of any remediable pay gaps identified during the audit phase. Organisations with fragmented HRIS environments or those that have grown through acquisitions in Belgium without harmonising job evaluation methodologies typically face the most significant preparatory investment.

For a straightforward single-entity employer with 250 to 500 employees and a centralised payroll system, a realistic preparation timeline – from initial data audit to a draft report ready for publication – is in the range of six to nine months. More complex group structures, or employers with significant numbers of workers employed under different sector-level agreements, should allow additional time. Given that 2026 data must underpin the first mandatory report due 7 June 2027, preparation work that has not begun by the end of the first quarter of 2026 carries meaningful risk of being incomplete.

To discuss your organisation's specific situation and understand what a structured compliance timeline might look like in Belgium, contact our team at info@ferrazwhitmore.com or visit our contacts page.

Decision Checklist for Belgian Employers

Use the following checklist to assess your current state of readiness:

• Have you identified the Belgian legal entity (or entities) to which the Directive will apply?
• Do you have a complete and reliable dataset of all remuneration components for 2026 across your Belgian workforce?
• Is your job evaluation methodology gender-neutral and documented?
• Have current job postings and recruitment procedures been reviewed for compliance with forthcoming salary disclosure requirements?
• Have existing employment contracts been reviewed for pay-secrecy clauses?
• Is your works council (if applicable) aware of the forthcoming reporting obligations?
• If your organisation uses algorithmic or automated pay-setting tools, have these been assessed for transparency obligations?
• Have you assigned internal ownership of the pay-gap reporting process and established a publication mechanism?
• Are you monitoring the Belgian legislative process to identify the final transposition date and any national discretion choices?

Ferraz & Whitmore assists employers operating in Belgium with pay transparency readiness assessments, employment contract reviews and advice on the intersection of sector-level labour relations with the forthcoming national framework. Reach us at info@ferrazwhitmore.com or through our contacts page to arrange an initial discussion.

Disclaimer: This publication is provided for informational purposes only and does not constitute legal advice. The information herein should not be relied upon as a substitute for professional legal counsel tailored to your specific circumstances. Ferraz & Whitmore assumes no liability for actions taken or not taken based on the contents of this material. For advice regarding your particular situation, please contact info@ferrazwhitmore.com.