2026 Tax Questionnaire - MOJKA Finance

Company Details (or Applicant)

Date of Submission *

Full Company Name *

Full Name *

Date of Birth *

Contact Details

Phone Number *

E-mail Address *

Deadlines and Partner

When should we file your company tax return and send the declaration to the Tax Authorities (Belastingdienst)? *

a) by 30-04-2026

b) extension (uitstel) until 31-08-2026

c) extension (uitstel) after 31-12-2026

Deadline extension for companies with a Basic / Basis Plus subscription incurs an additional fee of €50.

Should we also file a return for your partner? *

Yes

No

Should we apply for the healthcare allowance (zorgtoeslag) for 2026? *

Yes

No

Income Tax Form (IB) and Changes

Client Status *

I am a new client, I haven't filled out the IB form

I am an existing client, I have filled out the IB form

Mandatory: Fill out the IB (Income Tax) form on our website:

Click here to fill out the tax declaration

No IB form = settlement based on available data only. Correction fee is €150 net!

Did any changes occur in your private life during 2026? *

No, no changes

Yes, there were changes

Finances and Provisional Assessments

Did you pay or receive provisional tax assessments for 2026 (Voorlopige aanslag)? *

Yes, I paid provisional tax

Yes, I received provisional refunds

No

Mortgage - do you own a property/mortgage in NL? *

Yes, I own property

Yes, but I will send documents later

No, I do not

Note! If you have a mortgage in the Netherlands, you must attach: WOZ statement (value on 01-01-2026) and the Mortgage Annual Statement (Jaaropgave) issued by your bank/lender after the tax year ends. If you bought the property in 2026, also attach the notary settlement and taxation report.

Car and Hours

Car - did you own a car in 2026 in NL? *

Yes

No

Car - did you have a lease in 2026? *

Yes, Lease

Yes, documents later

No

Did you work at least 1,225 hours in 2026? *

Yes

I don't know

No

Self-employed deduction (Zelfstandigenaftrek). To qualify, an entrepreneur must work at least 1,225 hours for their own company during the year.

Consent and Submission

Additional Information (Optional)

Attach Mandatory Documents

(Use CTRL or CMD to select multiple files)

Required: Annual Statement (Jaaropgave), ID Copy, Mortgage documents (if applicable). (PDF, JPG) Note: If you have a Dutch mortgage, include bank documents! We accept only PDF and JPG files (max. 2 MB).

I have no documents to upload

I declare that all information contained in this form is current and true. Mojka Finance bears no responsibility for data discrepancies. I also confirm I have read the General Terms and Conditions.

Signature (First and Last Name) *