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Estonia
Estonian VAT number / Käibemaksukohustuslase number
The KMKR (Käibemaksukohustuslase number, VAT identification number) is a unique identification number for legal entities in Estonia. The number consists of 9 digits prefixed by the country code EE, and includes a weighted checksum algorithm.
This identifier follows a strict format, here represented as X = alphanumeric character, A = letter, 0 = digit, and # = alphanumeric or special character (*, +, ?).
Example of syntactically valid Estonian VAT number / Käibemaksukohustuslase number
KMKREE 100 931 558Data for this identifier is verified against the following registries
VIESVAT Information Exchange Systemeu-viesEstonian VAT number / Käibemaksukohustuslase number
Syntax EE 100 931 558
Verification API
Use our API to verify any KMKR / VAT from Estonia in real-time and get detailed information about the associated entity, ensure its presence in the registry of record, see the registered address, and more.
curl -X GET "https://verifyvat.com/api/verify/ee_vat/EE100931558" \
-H "x-api-key: {your_api_key}"
# You can also use query parameters with a GET request:
curl -X GET "https://verifyvat.com/api/verify?type=ee_vat&id=EE100931558" \
-H "x-api-key: {your_api_key}"
# Or via JSON body with a POST request:
curl -X POST "https://verifyvat.com/api/verify" \
-H "Content-Type: application/json" \
-H "x-api-key: {your_api_key}" \
-d '{"type":"ee_vat","id":"EE100931558"}'curl -X GET "https://verifyvat.com/api/types/ee_vat"
# Via query parameters with a GET request:
curl -X GET "https://verifyvat.com/api/id-types?id=ee_vat"
# Or via JSON body with a POST request:
curl -X POST "https://verifyvat.com/api/id-types" \
-H "Content-Type: application/json" \
-d '{"id":"ee_vat"}'Format API
Explore the format and validation rules of this identifier, and implement the verification logic in your platform.
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Whether you’re checking one company or building verification into your product, VerifyVAT gives you instant access to official business data: clear, accurate, and always up to date. No fluff, no guesswork, just the facts you need from the sources that matter.