AEAT FAQs

Question 1

How can I be sure the tax data provided by AEAT is accurate and reliable?

Accepted Answer

Data integrity is a core feature of AEAT. All information is sourced exclusively from official channels such as the AEAT (Spanish Tax Agency), BOE (Official State Gazette), and regional official bulletins. Each data point includes explicit source references to specific laws, articles, and publications.

Question 2

Which AI platforms are compatible with AEAT?

Accepted Answer

AEAT is designed to integrate with any AI assistant that supports the Model Context Protocol. This includes popular platforms like Claude Desktop, Claude Code, Cursor, and Copilot in VS Code. While ChatGPT doesn't natively support MCP, it can be connected via solutions like MCP Bridge.

Question 3

Does AEAT provide personalized tax advice?

Accepted Answer

No, AEAT provides data for informational and orientative purposes only. It is not intended to constitute professional fiscal advice. Users should always consult with a qualified tax professional or verify information directly with the official AEAT website for personalized guidance and decision-making.

Question 4

What is AEAT and how does it work with AI assistants?

Accepted Answer

AEAT is an MCP (Model Context Protocol) server that supplies official and verified Spanish tax data to AI assistants like Claude, ChatGPT, Copilot, and Cursor. It allows these AI tools to answer tax-related queries using trusted information directly from official sources like the AEAT and BOE.

Question 5

What specific types of Spanish tax data does AEAT provide?

Accepted Answer

AEAT offers a comprehensive range of data including IRPF (income tax) brackets, VAT rates (IVA), detailed regional tax deductions for all autonomous communities, the full Manual de la Renta 2025 content, information on cryptocurrency taxation, double taxation treaties, wealth tax, and social security aspects.

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