Generate income & strengthen client loyalty

Offer Spanish tax filing services to your clients, zero expertise required, and all under your brand on your terms.

Trusted by businesses across Europe with more than 20,000 filings completed
Official Spanish Tax Agency Collaborator

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Couple smiling while filing their Modelo 210 tax form with a trusted advisor

Why partner with IberianTax?

We work with property managers, accountants, real estate agencies, and other service providers to help them add a high-value tax filing service to their portfolio, while keeping complete control of their client relationships.

All-in-One B2B Platform

Manage all clients, properties, and filings in one secure dashboard.

No Tax Knowledge Needed

Our system handles the calculations and compliance automatically.

Pay Per Submission

No subscriptions; pay only when you file.

White-Label Service

Provide the service under your own brand; your clients remain yours.

100% Online

Works from any device with no software to install.

Always Compliant

Updated instantly with the latest Spanish tax regulations.

How it works?

1

Create Your Partner Account

Set up your account in minutes, with no limit on team members who can join.

2

Add Clients & Properties

Simply enter the essential details, no in-depth tax knowledge required.

3

File Returns in Minutes

Our system calculates and submits directly to AEAT, delivering instant official receipts.

You’re all set!

After completing your client filings, IberianTax gives you the means to access all of your client forms, automate future submissions, and more, all from your dashboard

What sets us apart

See how IberianTax compares with AEAT and traditional accountants.

IberianTaxAEATAccountant

Earn per submission

No subscription costs, only pay when you file, leaving you full control over your margins.

Submit in minutes

File dozens of returns in minutes, no tax knowledge required.

White-Label ready

Offer filings under your brand, your clients see only you.

Automatic filing

Set up automatic annual returns per client and ensure compliance without extra work.

All-in-one dashboard

Manage filings, payments, and compliance for multiple clients from a single dashboard.

Scalable Growth

Whether you manage 10 or 1,000 properties, IberianTax scales with your business.

What Our Partners Say

Google4.9 (667 reviews) on Google
Trustpilot4.8 (93 reviews) on Trustpilot

The preparation and submission of Model 210 returns previously consumed a significant portion of our team's working week. With IberianTax, we are completing these submissions in a fraction of the time, without any adjustment to client fees. This has allowed us to reallocate resources & staff to higher priority commitments.

Beatriz Medina – Accountant

In property management, trust is everything. Once I started handling a few clients’ property tax alongside their homes, the shift was immediate. They treat me less like a contractor and more like a professional advisor and service provider. It’s really helping me reposition the whole business as a premium service (and honestly it’s a refreshing break from manual labour in 35 degree heat).

Duncan Ellis – Property Manager

Standing out nowadays is half the battle for agents in Spain, it’s not just about closing deals anymore, it’s about keeping clients for the long haul and seeing them come back. Supporting buyers and sellers with their taxes kept us ahead of the curve and kept our clients happy on both sides.

Lukas Müller – Estate Agent

Pricing options as an IberianTax partner

Tax Calculation

Free

Only pay to file

Imputed Income

28,88€

+ VAT

For personal use or vacant properties

Rental Income

66,07€

+ VAT

For holiday rentals or long-term lets

Capital Gains

123,93€

+ VAT

For selling a property in Spain

Partner Profit Example

With IberianTax, your filings turn into revenue

Properties ManagedAnnual FilingsNet per Filing*Annual Profit
100150120€18.000€
250375120€45.000€
500750120€90.000€
10001500120€180.000€
*These prices are suggestions. Each revenue model is fully customizable, and your own terms.No subscriptions, no hidden cost. Every filing = extra profit for your firm.

Frequently Asked Questions

Our platform lets you file Spanish non-resident property tax returns for your clients in just a few clicks. No tax knowledge is required — the system handles calculations and compliance automatically.
Yes. IberianTax is fully white-label, so your clients see only your brand. You keep full ownership of the relationship while we power the technology in the background.
Yes. We invoice you once a month for all filings, and you decide what to charge your clients.
You can create your partner account directly in a few minutes — no setup fees, no contracts. If you’d like a walkthrough first, you can also request a demo.
You only pay per submission, no subscriptions. A single monthly invoice covers all your clients’ filings.
No. Your clients remain exclusively yours. We never contact them or use your database.
No. Any business can use IberianTax, no tax advisor credentials are required.If you are a registered tax advisor, you can file using your own digital certificate directly through the platform.
Yes. There’s no limit on the number of staff you can add to your partner account.

Certifications and affiliations

IberianTax is an official partner of the Spanish Tax Agency (Agencia Tributaria) and a member of AEDAF, the Spanish Association of Tax Advisors. This collaboration ensures our services meet the highest standards of compliance, reliability, and expertise. We work closely with authorities to make tax filing simpler, safer, and fully aligned with Spanish regulations.

AEDAF - Spanish Association of Tax Advisors
Agencia Tributaria - Spanish Tax Agency