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Map of Spain with texts about TicketBAI API by fiskaly for Spanish anti-fraud law compliance: invoice issued, export success, signer enabled

Integrate our TicketBAI API into your software

Ensure full compliance with TicketBAI in the Basque Country with SIGN ES. Our TicketBAI API is flexible and can be seamlessly integrated with your management or invoicing software, such as ERP, PMS, and more.

Are you a software vendor?

Easily adapt any management software (ERP, POS, PMS...) to comply 100% with TBAI. Stay updated with the legislation and implement changes seamlessly.

Two people, possibly software vendors, sit in front of computer screen and see how easily TBAI API by fiskaly adapts to ERP, POS, PMS

Need to adapt your own software?

If you have developed your own business software and want to adapt it to TBAI, our solution caters to businesses of all sizes, ensuring seamless integration.

Person types on POS and TicketBAI API by fiskaly ensures seamless integration among business software & Anti-fraud law and TBAI

Why do you need aTicketBAI API?

Check out TicketBAI FAQs

TicketBAI (TBAI) is the tax regulation applicable in the Basque Country, obligatory for companies of all sectors and sizes with tax headquarters in Bizkaia, Araba, and Gipuzkoa.

Certified by Tax Authorities

Fully compliant with TicketBAI

100% cloud-based scalable solution

Integrated digital certificate

over6 billiontransactions

more than600kPOS operated

over97%Satisfaction rate

Comply with the Anti-Fraud Law and the Crea y Crece Law too

Ensure 100% compliance with TicketBAI, as well as with Veri*factu and the mandatory B2B e-invoice at the national level with just a single integration. Would you like to delve into the details of those regulations?

Women sit in from of screen with software SIGN ES by fiskaly on it, fully compliant with TicketBAI, Veri*factu and B2B e-invoice in Spain

No commitment or upfront integration expenses

Leveraging our industry leadership, we provide the most competitive prices in the market. Seamlessly adapt your software using our TicketBAI API.

Man in from of laptops and a screen with VeriFactu API software, compliant with anti-fraud law in Spain via SIGN ES by fiskaly

SIGN ES features

Check out TBAI FAQs

One integration, multiple legislations

By integrating a single API, you will automatically comply with TicketBAI, the Anti-Fraud Law (VeriFactu) and Crea y Crece Law (B2B e-invoice).

Avoid errors and rejected files

We have developed a validation process to avoid file rejection. Convenient and error-free.

Digital signature and submission

Sign, chain and send the XML files to the Basque Tax Authorities in real-time. 100% confidential.

1-click data export

Filter and export your invoices with just one click, accessible through both the API and our SIGN dashboard.

TicketBAI QR generation

Automatically generates the required codes on each invoice in accordance with the regulations.

Offline incident management

If your system experiences a temporary loss of connection or faces connectivity issues, don’t worry! We've got you covered.

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We speak technology

Access our developer resources, including TicketBAI API documentation, our Quick start and guides.

Verifactu for software vendors in Spain 2025

Get ahead of the competition and turn fiscal compliance into an advantage with a comprehensive guide about Verifactu. Get to learn in detail about:

What the Antifraud Law and the Verifactu systems are
Who is affected and the implications of the law for software developers
How to avoid penalties for non-compliance
Technical requirements and how to adapt your software seamlessly
Verifactu API: what is it and how to integrate it into your software

TicketBAI FAQs

Interested? Request a first meeting

We're here to help with any questions and find the perfect solution.
Over 800 companies trust our fiscalization solutions. We've got you covered!

Latest news about TicketBAI

1/30/202512 min read

Everything you need to know about Tax Compliance in Spain for 2025

Get ready for Spain’s tax regulations in 2025. Learn how to comply with Verifactu, TicketBAI, SII, and the Crea y Crece Law. Find out what these changes mean for businesses and billing software and how our API SIGN ES can help you seamlessly adapt to all regulations with a single integration. Avoid penalties and optimize your invoicing.

8/3/20233 min read

Biscay extends TicketBAI implementation period to 2026

Biscay's tax authorities have decided to extend the implementation period of TicketBAI in the province, offering greater flexibility to companies regarding Batuz. Discover the new progressive implementation timeline, from 2024 to 2026.

9/1/20222 min read

Differences and similarities of TicketBAI in the Basque Country

In the Basque Country in Spain, a compliance law - called TicketBAI - was passed to prevent tax fraud. Each Basque Province - Gipuzkoa, Araba, and Bizkaia - has established specific software requirements for TicketBAI. In this article, we list the similarities and differences between the provinces.