ROZ contract Netherlands: why a standard template still doesn’t make every clause valid

I see this misunderstanding all the time with internationals: the landlord sends over a ROZ huurovereenkomst, the PDF looks formal, the clauses are long, and everyone acts like the document is automatically legally safe because it is "the Dutch standard."

That is the wrong way to read a ROZ contract in the Netherlands.

ROZ is the Raad voor Onroerende Zaken. It publishes model contracts that are widely used in Dutch real estate, both for residential and commercial rentals. That makes the template common. It does not make every clause inside it enforceable.

The other thing renters usually miss is who this model comes from. The ROZ template is rooted in the landlord and property sector. Tenant organisations are not members of ROZ, and even though tenant input is sometimes considered, the model is still widely seen as landlord-friendly. So when an agent in Amsterdam, Utrecht or Rotterdam says, "don’t worry, it’s just the standard ROZ contract," I do not hear neutral. I hear: this is a starting draft that still needs legal reading.

That matters because Dutch tenancy law does not care how popular a template is. If a clause conflicts with mandatory tenant protections, the law wins. Every time.

This is the part that cuts through the confusion. In Dutch rental law, statutory rules sit above the contract. If the Civil Code or newer rental legislation says tenants get certain protections, a contract cannot simply take those away because the clause was copied from a standard model.

That principle has become much more important since the recent wave of rental reforms. The Affordable Rent Act, introduced in July 2024, brought stricter rent controls, rent increase caps and limits around deposits. The Good Landlordship Act added rules around written contracts, deposits, maintenance and landlord behaviour. And since July 2024, indefinite contracts are the default. Fixed-term contracts are only allowed in exceptional cases.

So if a ROZ contract still contains old assumptions, or a landlord uses an outdated version, the branding does not save it.

I think this is where a lot of renters get trapped. They focus on whether the contract is "official," when the real question is much simpler: does this clause match current Dutch law?

If it doesn’t, the clause can be void even if the rest of the contract stays in place. That is why a standard template is useful as paperwork, but useless as a legal shield.

The first one is termination and contract duration. Since July 2024, new rental contracts are supposed to be indefinite by default, with only limited exceptions for fixed-term arrangements. So if a landlord hands you a ROZ contract for a normal apartment in Den Haag or Eindhoven and tries to force a fixed end date without a valid exception, the fact that it sits in a standard model does not make it valid.

The second is rent increases. Dutch courts have been looking hard at indexation and surcharge clauses, including clauses used in ROZ residential contracts. Judges have tested these against European consumer protection rules and have regularly found certain rent increase clauses unfair and therefore void. The Supreme Court is still considering how far landlords can go with surcharges, but the Advocate General has already indicated that surcharges above 3% may be unfair.

The third is penalties. ROZ models often include late-payment penalties, and in commercial leases those can be heavy, such as 1% per month with a minimum of €250 to €300. In residential rentals, consumer protection rules can override harsh penalty clauses, and courts can reduce or cancel penalties they see as manifestly excessive.

Then there is maintenance. This one gets buried in the small print. Dutch law splits responsibilities: minor repairs are usually for the tenant, major and structural repairs are for the landlord. A ROZ clause cannot simply dump statutory landlord obligations onto the tenant and become valid by repetition.

And service costs are another classic problem. They must be transparent and itemised. Hidden or inflated charges are not enforceable just because they were inserted into a neat-looking annex.

If I had to pick the clauses renters should read twice, it would be the money clauses.

Under the Good Landlordship Act, the security deposit is capped at a maximum of two months’ rent. It also has to be returned within 14 days after the tenancy ends. If a landlord demands more in a residential deal, a ROZ label does not fix that. The clause can still be unenforceable.

Notice and eviction are another area where the template gives landlords more confidence than the law actually does. Tenants in the Netherlands cannot be kicked out because a contract says so in broad language. Eviction requires serious grounds, such as substantial rent arrears or illegal subletting, and it goes through court. Clauses that suggest arbitrary termination are not something I would take at face value.

Restoration clauses deserve the same suspicion. Some contracts try to push tenants to return the property in a condition that goes beyond normal wear and tear, or to reverse modifications too broadly. Dutch law does not give landlords a blank cheque there. Tenants can make non-structural modifications, and landlords cannot unreasonably refuse consent for reasonable changes.

This is exactly why the phrase "standard contract" can be expensive. A renter sees standard wording. A landlord sees standard leverage. The law may see a clause that does not stand up.

The ROZ model was never meant to be some sacred final text. It is a starting point. That is obvious once you look at how often it gets updated and adapted.

There were major updates in 2024 and 2025 because Dutch rental law changed so much. There are also sector-specific amendments. One example is the 2025 amendment to the ROZ office model for non-VAT-liable tenants such as healthcare and educational institutions, which can reduce rental costs if the contract is actively renegotiated. That alone tells you the so-called standard is not universal.

If the document really were automatically balanced and complete, there would be no need for tenant-friendly variants, no need for sector-specific rewrites, and no need for courts to keep striking out clauses.

So when a makelaar presents a ROZ contract as take-it-or-leave-it, I think renters should hear that as a negotiation tactic, not a legal fact.

Whether you are renting a studio in Groningen, an apartment in Amsterdam, or a room setup in Delft, the same mindset helps: separate the template from the law. They are not the same thing.

I would ignore the cover page and go straight to the parts that create legal risk.

First: is the contract indefinite, or is the landlord trying to slip in a fixed term without a lawful exception? Second: how exactly does the rent increase clause work, and does it try to add a surcharge on top of indexation? Third: are the service costs clearly broken down? Fourth: is the deposit no more than two months’ rent? Fifth: does the maintenance section try to move major repair duties to the tenant?

After that, I would read every termination, penalty and restoration clause as if it were written by the most optimistic landlord in the country. Because often, that is basically the energy behind the model.

If something looks aggressive, I would not argue from gut feeling. I would check it against current Dutch rules and, if needed, ask for help from Het Juridisch Loket or!Woon. Landlords also need to be careful here. Using unenforceable clauses is not harmless boilerplate. It can lead to disputes, rent reductions and even fines, including fines that can run up to €100,000 for failing to provide a written contract.

A ROZ contract in the Netherlands can be perfectly usable. I’m not anti-ROZ. I’m anti-blind trust.

Read the clause, not the logo.