Spain’s Immediate Supply of Information system, known as SII, requires VAT records to be submitted to the Spanish Tax Agency in near real time. With fiskaly SIGN ES, you can comply with SII through the same API, automating VAT data reporting to the AEAT and avoiding additional development work.
Our API easily integrates with your POS system so that you can comply with TicketBAI and Verifactu without any software change.
Processes - such as rollout to all customers - are automated via the management API.
We provide the certifications required to ensure fiskaly SIGN ES compliance with various regulations. Our infrastructure is ISO 27001 & 9001 certified and follows strict security protocols.
Automation, easy data management, no hardware - environmentally friendly and resource-efficient.
fiskaly SIGN ES is seamlessly integrated with all of our services - even across countries.
Get to know how easily and efficiently our system works before signing a contract.
over
10 billion
digital signatures
active in
1 million
POS
over
97%
satisfaction rate
Absolutely not! Our SIGN ES API has you covered for all audit regulations in Spain. With just one seamless API integration, you'll effortlessly ensure compliance with TicketBAI in the Basque Country, the Anti-Fraud Law (Verifactu), and the Crea y Crece law, along with its mandatory B2B e-invoice obligation.
It's a streamlined solution for your regulatory needs!
SIGN ES seamlessly integrates with a range of billing or management software capable of invoice issuance (POS, ERP, CMS, etc.). We encourage you to reach out to us for a personalized assessment of your specific case, and we'll provide you with complimentary access to a demo of the API. This allows you to test its compatibility before making any commitment.
No charges, no obligations – just an opportunity to explore the potential benefits of working together!
Rest assured, our SIGN ES API is crafted for optimal performance and effortless integration. Standard integration times typically span from 1 to 5 days, ensuring a swift and smooth onboarding experience for your convenience.
Every company and industry is unique, and it's crucial for us to customize our solution to align seamlessly with your business model. As leaders in the European market, we take pride in providing the most competitive prices in Spain. Reach out to us, and we'll gladly offer you a personalized quote tailored to the specific needs of your company.
In addition to complying 100% with the tax requirements of the different regulations, one of fiskaly's priorities is to safeguard the security and privacy of taxpayers' tax data. To do this, we comply with strict technical and organizational security measures based on ISO 27001 protocol, as well as the data protection guidelines in this area, archiving and protecting the information in high security centers.
At fiskaly we have a team of fiscalization and development experts available to our clients to facilitate the understanding of regulations, as well as technical requirements. From clear and transparent code, to online tools such as webinars and open documentation, SIGN ES allows for a simple and efficient integration process. Our technical support offers solutions in 5 different languages.
Our solutions always prioritize data protection, and the certifications and associations to which we belong guarantee their quality and compliance. The different certificates we have, guarantee the safe operation of our products ensuring compliance with the relevant standards in multiple countries. You can consult all our certifications here, including ISO 27001 and the SIGN ES registration as TicketBAI guarantor software.
Of course! You can test the SIGN ES API in our test environment before signing any contract. Do the necessary tests and become familiar with our software until you are convinced it's the best solution for you.
Spain is entering a new phase of digital fiscal compliance: Verifactu is postponed for taxpayers, NaTicket is progressing in Navarra, and B2B eInvoicing is emerging as the next major obligation. This article summarizes what we know, what remains unclear, and how to use 2026 to integrate calmly, avoiding last-minute reactive decisions.
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Since July 2025, software manufacturers and providers must adapt to Verifactu. Key considerations include technical requirements, ease of integration, data security, and technical support. In this article, we explore the different elements to keep in mind when selecting a solution to comply with Verifactu.
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July 29, 2025 is just around the corner, and many questions remain about mandatory Verifactu compliance. That’s why we created this article, to clearly answer the most frequent questions. Whether you're a software developer or a taxpayer... we’ve got you covered!
Read postSpain’s Immediate Supply of Information system, known as SII, requires VAT records to be submitted to the Spanish Tax Agency in near real time. With fiskaly SIGN ES, you can comply with SII through the same API, automating VAT data reporting to the AEAT and avoiding additional development work.
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