Belgian Cadastral Income: What the Property Figure Means

On Belgian documents and services, the name appears as “Kadastraal inkomen / revenu cadastral”.

An indexed notional rental value used in Belgian property-related taxation rather than the home's current market rent. A tax identifier, withholding, tax base, return and final tax are different things; Cadastral Income should be read in the role shown on the document.

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Belgian tax term in housing and renting

What Cadastral Income actually refers to

An indexed notional rental value used in Belgian property-related taxation rather than the home's current market rent.

An indexed notional rental value used in Belgian property-related taxation rather than the home's current market rent. The term belongs to Belgium's housing and renting system, so its practical effect comes from the local rules and the specific record, application, contract, or decision in which it appears.

An indexed notional rental value used in Belgian property-related taxation rather than the home's current market rent.

You may encounter “Kadastraal inkomen / revenu cadastral” on a payslip, invoice, tax portal, registration form, assessment, or annual return. Note the taxpayer, tax period, taxable base, amount already withheld or paid, filing status, and correction route; a number shown on one document may identify the person, the activity, or that particular tax case.

Kadastraal inkomen / revenu cadastral belongs to the tax system, but it may describe an identifier, withholding, tax base, filing obligation, or tax itself. Those roles have different deadlines and consequences.

Treat the term as the beginning of a checklist: confirm the parties and address, rent and additional costs, deposit arrangements, the condition record, notice rules, and evidence to keep from handover. If your circumstances change, update the responsible organisation instead of assuming records will synchronise automatically.

Key takeaways

“Kadastraal inkomen / revenu cadastral” is the wording most likely to appear in local forms, portals, and official correspondence.
An indexed notional rental value used in Belgian property-related taxation rather than the home's current market rent.
Kadastraal inkomen / revenu cadastral belongs to the tax system, but it may describe an identifier, withholding, tax base, filing obligation, or tax itself. Those roles have different deadlines and consequences.
For this housing and renting concept, verify the parties and address, rent and additional costs, deposit arrangements, the condition record, notice rules, and evidence to keep from handover.
Keep the resulting confirmation, record, contract, receipt, or decision and review it after a relevant change or before expiry.

How Cadastral Income connects to the record or service

Where Cadastral Income appears in tax or pay records

For Belgian paperwork and services, “Cadastral Income” means an indexed notional rental value used in Belgian property-related taxation rather than the home's current market rent. Its role on a payslip, return, assessment or registration form may differ from the final tax position.

Look for “Kadastraal inkomen / revenu cadastral” when dealing with housing and renting in Belgium, particularly when instructions switch between English explanations and the native wording used on forms, portals, certificates, contracts, or decisions. Understanding the term before an appointment or submission helps you identify the correct evidence, authority, and next step.

Example situations

A taxpayer sees “Kadastraal inkomen / revenu cadastral” on a payslip, invoice, return, or assessment and identifies whether it is a number, deduction, tax, or filing step.
A new worker or freelancer searches for the cadastral income to determine which registration must happen before the first return or invoice.
The amount withheld during the year differs from the final assessment, prompting the taxpayer to compare the period, income, allowances, and payments credited.
A notice contains an incorrect identifier or status, and the recipient checks the correction route before the response deadline.

Keep Cadastral Income in its correct legal or practical role

Cadastral Income: number, withholding, return or tax?

For Cadastral Income, distinguish the identifier, withholding, tax base, filing duty and final tax.

Compare different kinds of wording around Cadastral Income

More Belgian terminology around Cadastral Income

After Cadastral Income, explore other Belgian terms within housing and renting. The available cards include legal term or agreement, housing term, document, number or proof and tax term. Their connection is the practical subject, not identical meaning, legal effect or a presumed next step.

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