What information do I need before filing my 2023 tax return as a non resident taxpayer?

Personal details

• Your citizen service number (burgerservicenummer, bsn), if applicable, those of your partner and children
• Your bank account details (IBAN, preferably a Dutch bank account)
• Your DigiD or an EU-approved login key
• Your telephone number
• Your home address details

Income (worldwide)

• Your annual income statements for 2023
  If you do not have any income statements: your payslips.
• In case of wages received from Belgium: all payslips
• Spousal maintenance payments received

Bank account details (Dutch and foreign bank accounts)

• The current account annual statement 2023 of yourself, your partner and your children under 18 years of age
• The savings account annual statement 2023 of yourself, your partner and your children under 18 years of age
• The investment account annual statement 2023 of yourself, your partner and your children under 18 years of age

Property

If you are considered a ‘non-resident tax payer’:

• Your own home’s WOZ value on 1 January 2022
  You’ll find this value on last year’s municipal WOZ assessment.
• Your mortgage’s annual statement 2023
• In case of purchase or sale of your house: the final settlement from your notary
• The details of a 2nd home or holiday home in the Netherlands

If you are considered a ‘qualifying non-resident tax payer’ or if you are covered by Dutch social insurance, you will also need your foreign home’s details:

• The value of your foreign home
• Your foreign home’s mortgage annual statement 2023

Deductions (only if you are a ‘qualifying non-resident tax payer’, or if you were living in Belgium, Surinam or Aruba, or if you were covered by Dutch social insurance)

You will need proof of payment. For instance:

• Gifts
• Costs for care which were not covered
  Your own Healthcare Insurance Act contribution. Non-deductible items are: private care insurance premium and any deductible excess.
• Paid partner alimony

Other (only if you are a ‘qualifying non-resident tax payer’, or if you were living in Belgium, Surinam or Aruba, or if you were covered by Dutch social insurance)

• Details of other loans or debts
• Details of paid premiums for annuities
• Overview of paid premiums for occupational disability insurance
• Details of dividend

When applicable:

• Provisional assessment income tax 2023
• Provisional assessment income dependent Health Insurance Act contribution 2023