Which cao applies? Coverage, pay and deviations

Which cao applies? Coverage, pay and deviations

A cao collective labour agreement can regulate salary, hours, illness, leave and dismissal. But employees in one sector do not necessarily all fall under the same cao. Applicability and the correct version must be established first. You can then check a provision’s meaning for your role and period. A payslip reference to “the cao” is often a useful start, but not complete substantiation.

Check scope, legal basis of application and validity period.

Read the relevant cao provision and attachments together.

The ministry cannot decide an individual dispute about interpretation.

Start with the scope

Identify the employer’s activities and the employees and positions described in the cao. Trading name or job title is not always decisive; scope may contain more specific conditions. Some businesses have multiple activities or special exclusions. Ask which facts underpin the employer’s cao choice. Where uncertain, record business activities and your own duties separately. An expert can then examine whether the chosen cao actually matches the enterprise’s operations.

Why might a cao apply to your contract?

The parties being bound, an incorporation clause in the contract and a declaration of general binding effect can each matter. These bases do not work identically in every respect. Ask not just which cao is named but why it applies to you. Compare the contract and relevant registration. A declaration of general binding effect requires attention to exact dates, binding provisions and any exemption. A cao being available online does not automatically make it compulsory for everyone.

Version and period matter

Pay scales, supplements and transitional rules may change during employment. Use the wording for the months concerned and retain old versions. Check whether a later agreement has retroactive effect. A declaration of general binding effect has its own start and end; do not assume it covers every gap without a cao. Effects after expiry also need separate assessment. This is particularly important for wage claims spanning several years.

Applying a collective agreement: three distinct checks

Check

What should you record?

Scope and basis of application

Which activities/roles are covered and why does this agreement apply to you?

Version and AVV period

Which text and any declaration of general applicability apply to the disputed month?

Scale and calculation

Which actual duties, step, hours, allowance and effective date support the amount?

A payslip reference is an indication. Keep the actual provisions and schedules supporting applicability and calculation.

Rijksoverheid — https://www.rijksoverheid.nl/vraag-en-antwoord/arbeidsovereenkomst-en-cao/wat-is-een-cao

Minimum or standard cao

Not every more favourable individual arrangement is automatically permitted under every cao. A minimum cao generally allows more favourable conditions, whereas a standard cao may allow different scope for deviation. Examine its wording and system. Do not compare only two isolated amounts: a higher individual salary cannot always offset every separate cao entitlement. Where comparing a package, establish which components may legally be set off and which remain independently payable.

Job grading is more than a title

Compare actual duties with the job framework and grading rules. Responsibility, independence, knowledge and management tasks can matter. Retain job descriptions, task examples and earlier reviews. Ask why a particular scale and step were chosen and which experience counted. “Assistant” in a title does not automatically exclude higher grading where you regularly perform heavier duties. Also check whether the cao specifies an internal challenge procedure and deadline.

Turn a provision into a verifiable calculation

Suppose a cao provides an irregular-hours supplement. Identify relevant hours, percentage, pay basis and exclusions first. Do not combine all evening hours automatically if the rule uses other boundaries. Apply the same approach to sick pay, overtime or holiday: which event, period and calculation? Send a concrete comparison with your payslip. This makes the disagreement clearer and enables a cao party or adviser to address the interpretation specifically.

What if the employer does not apply the cao?

Request application and a reasoned response in writing. Cao parties can often explain; sometimes a dispute committee or enforcement organisation exists. A union, legal insurer or adviser can help with an individual wage claim. The ministry registers cao agreements and may declare provisions generally binding, but does not decide your interpretation dispute. Contacting the ministry also does not automatically preserve a limitation period. Establish the correct next step if payment remains absent.

Example: the wrong pay table

Your payslip names a cao but still uses last year’s table. First check the new table’s start and any retroactive effect. Then compare your scale, step, hours and pay components. Request arrears per month, including consequences for holiday allowance where relevant. This avoids correcting only current salary while earlier months and dependent amounts remain unaddressed. Request replacement payslips making the correction verifiable.

Find the applicable cao, its scope and legal basis.

Keep the version and general-binding period relevant to your question.

Check scale, step and separate pay components.

Request written explanation and schedule challenge or claim deadlines.

Does a cao apply only if I belong to a union?

No. A contractual reference or declaration of general binding effect can be relevant, among other bases. Applicability needs assessment of the specific situation.

Can my contract be more favourable?

That depends on the cao and permitted deviations. A minimum cao generally allows room, while a standard arrangement may differ.

Does the ministry decide which scale I should receive?

No. Individual disputes should follow routes through the employer, cao parties, any committee and, where necessary, the court.

Which cao applies after a takeover?

This can be complex because of transitional rules and different bases of application. Keep old and new documents and have the situation assessed.

Sources and editorial notes
Sources current as of: October 17, 2026
1. Rijksoverheid: what is a collective labour agreement?
Publisher: Rijksoverheid
https://www.rijksoverheid.nl/vraag-en-antwoord/arbeidsovereenkomst-en-cao/wat-is-een-cao
2. Rijksoverheid: an employer not complying with the collective agreement
Publisher: Rijksoverheid
https://www.rijksoverheid.nl/themas/werk/minimumloon/vraag-en-antwoord/arbeidsovereenkomst-en-cao/wat-kan-ik-doen-als-mijn-werkgever-de-cao-niet-nakomt
3. SER: collective labour agreement
Publisher: Sociaal-Economische Raad (SER)
https://www.ser.nl/nl/ser/over-ser/FAQ/definitie-cao
The source publications are in Dutch. All language editions cover Dutch law.