An ordinary bookkeeping program gives you software – the work is still yours. With 123 Tax you get the portal and a team that checks your work. You enter, the portal calculates, we check and file.
Below you can see what the portal already does today, and what we are building now.
In the portal today
Automatic VAT return
Every box, 1a to 5g, calculated live as you enter.
Receipt photos
Snap your receipt with your phone and add the amount – done.
Sales and purchases
All your invoices and costs per quarter, neatly in one place.
Reminders
An email after every quarter and 14 and 3 days before the deadline.
We check and file
You approve in one click, our team files your return with the Belastingdienst.
Messages
A question? Send a message in the portal – an answer within one working day.
As an app
Install the portal as an app on your laptop or phone.
Secure
Encrypted, stored in the EU and GDPR-compliant.
Coming soon
Invoices and quotes
Create and send invoices with your own logo, with a payment link.
Receipts read automatically
AI reads the amount, date and VAT from your receipt – you only check.
Bank connection
Your bank transactions in the portal automatically, matched to your invoices.
Hours and mileage
Track your hours and business kilometres and put them straight on an invoice.
Contacts
Your customers and suppliers in one place, with a KVK check.
Profit and loss
An up-to-date profit and loss account and balance sheet.
Digital archive
All your receipts and invoices stored safely – for the 7 years the law requires.
Direct link to the Belastingdienst
Your return filed straight from the portal (Digipoort).
Software and people
Real people
A team that checks your return before it is filed.
In your language
Portal, emails and help in your own language.
Low fixed price
€ 19.95 a month or € 199 a year. Cancel any time.
More than VAT
Complete bookkeeping, your BV annual accounts and your income tax return – with us too.
General information about Dutch tax for 2026, not personal tax advice. Rules and amounts change every year – we check your own situation before we file anything. 123 Tax is not part of the Dutch Tax Administration (Belastingdienst).