{"uid":"cap_8Sk8ZDP7qNV_wQ3bouj4U","slug":"eu-vat-rules-engine-df963614","name":"EU VAT Rules Engine","description":"EU VAT decision engine for invoicing and e-invoicing: determines place of supply, reverse charge, intra-Community supply, export or domestic VAT, returns the rate and the EN 16931 / UNCL5305 VAT category code (BT-151) plus exemption reason code (BT-121) and ready-to-use invoice wording (EN/DE) with the legal article reference. For XRechnung, ZUGFeRD, Peppol BIS and OSS workflows.","url":"https://vat.installateur1210.at/x402/vat-rules","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET","HEAD","DELETE"],"type":"string"},"queryParams":{"type":"object","required":["supplier","customer"],"properties":{"b2b":{"type":"boolean","description":"true = business customer"},"type":{"type":"string","description":"'service' or 'goods'"},"customer":{"type":"string","description":"customer country, ISO-2, e.g. DE or US"},"supplier":{"type":"string","description":"supplier EU country, ISO-2, e.g. AT"},"customer_vat_valid":{"type":"boolean","description":"result of a VIES check, optional"}}}},"additionalProperties":false}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.005","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.005/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_A213eWLOM-DOYnNeHvxaY","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Determines EU VAT treatment for a transaction (place of supply, reverse charge, intra-Community supply, export, or domestic VAT) and returns the applicable rate, EN 16931 VAT category code (BT-151), exemption reason code (BT-121), and ready-to-use invoice wording in English and German with legal article references.","exampleAgentPrompt":"We're an Austrian supplier (AT) selling digital services to a German business customer (DE) who has a valid VAT ID — can you work out the correct VAT treatment, the EN 16931 BT-151 category code, the exemption reason code if applicable, and give me the ready-to-use invoice wording in both English and German?","exampleUseCases":[{"title":"XRechnung reverse charge invoice wording","prompt":"I'm a French IT company (FR) selling consulting services to a German business (DE) with a valid VIES-confirmed VAT ID — what's the correct VAT category code BT-151, any exemption reason code BT-121, and what invoice wording should I put on the XRechnung?"},{"title":"OSS export VAT classification","prompt":"Our Austrian webshop (AT) is selling physical goods to a private consumer in the United States (US) — what VAT rate applies, is this an export, and what's the EN 16931 VAT category code and invoice wording I should use?"},{"title":"Intra-Community supply for ZUGFeRD invoice","prompt":"We're a German supplier (DE) shipping goods to a Spanish B2B customer (ES) who has a valid VAT number — tell me whether this is an intra-Community supply, what BT-151 code to use on our ZUGFeRD invoice, and give me the legal article reference and invoice wording in English and German."}],"resultDescription":"Returns the applicable VAT rate, EN 16931 / UNCL5305 VAT category code (BT-151), exemption reason code (BT-121) where applicable, ready-to-use invoice wording in both English and German, the legal article reference for the VAT treatment, and flags indicating whether reverse charge, intra-Community supply, export, or domestic VAT rules apply.","failureModes":["Missing required parameters (supplier or customer country) returns a 400 error","Invalid ISO-2 country codes return a validation error","Non-EU supplier country may return unsupported or limited results","VIES check result not provided may lead to conservative (domestic VAT) determination","Network or upstream service failure returns a 5xx error"],"whenToPreferThis":"Choose this endpoint when you need to automate EU VAT determination for invoicing workflows — especially for XRechnung, ZUGFeRD, Peppol BIS, or OSS scenarios — and want a single call that returns not just the rate but also the exact EN 16931 BT-151 code, BT-121 exemption reason code, and legally correct invoice wording in English and German with the applicable article reference. Prefer this over generic tax APIs when your use case requires EU e-invoicing compliance fields specifically.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T12:38:49.053Z","isFirstParty":false}