Merchant registration ID types

Argentina

Field	Value
Name	Clave Única de Identificación Tributaria
ID Type	`CUIT`
Length	11 digits
Format	`XX-XXXXXXXX-X`
Description	The CUIT is a universal tax identification code assigned to all taxpayers in Argentina, including companies. The first two digits represent the document type (e.g., 30 for legal entities), the next eight digits identify the specific taxpayer, and the last digit is a check digit for verification.

Australia

Field	Value
Name	Australian Company Number
ID Type	`ACN`
Length	9 digits
Format	`XXXXXXXXX`
Description	The ACN is a unique identifier issued to every company registered under the Corporations Act 2001 in Australia. The number consists of 9 digits with no additional formatting.

Austria

Field	Value
Name	Firmenbuchnummer
ID Type	`FN`
Length	9 characters
Format	`FN XXXXXXX` (FN followed by 6 digits and 1 check digit, usually a lowercase letter — e.g., `FN 123456a`)
Description	The FN is a unique identifying number assigned to companies registered in the Austrian Business Register.

Belgium

Field	Value
Name	Company Number (a.k.a. Enterprise Number)
ID Type	`CBE`
Length	10 digits
Format	`0XXX.XXX.XXX` or `1XXX.XXX.XXX` (always starts with 0 or 1)
Description	The CBE is a unique identification number for businesses in Belgium, used for all administrative purposes.

Brazil

Field	Value
Name	Cadastro Nacional da Pessoa Jurídica
ID Type	`CNPJ`
Length	14 digits
Format	`XX.XXX.XXX/XXXX-XX`
Description	The CNPJ is a national business registry identifier used in Brazil for companies and other legal entities. The first 8 digits are the base number, the 4 digits after the slash identify the branch or subsidiary (0001 for headquarters), and the last 2 digits are check digits for validation.

Bulgaria

Field	Value
Name	Edinen Identifikatsionen Kod
ID Type	`EIK`
Length	11 digits (note: older companies have 13-digit codes, though only a small number remain)
Format	`XXXXXXXXXXX`
Description	The EIK is a unique identification code assigned to companies in Bulgaria for registration and tax purposes. The first 9 digits are a base number and the last 2 digits are check digits for validation.

China

Field	Value
Name	Unified Social Credit Code
ID Type	`USCC`
Length	18 characters
Format	`XXXXXXXXXXXXXXXX-XX` (alphanumeric)
Description	The USCC is a unified code that identifies legal entities and organisations in China, combining tax, business, and social credit information.

Colombia

Field	Value
Name	Número de Identificación Tributaria
ID Type	`NIT`
Length	9 digits
Format	`XXXXXXXXX`
Description	The NIT is a tax identification number assigned to individuals and entities in Colombia for tax administration purposes.

Croatia

Field	Value
Name	Company Registration Number (Personal ID Number / National ID)
ID Type	`OIB`
Length	11 digits
Format	`XXXXXXXXXXX`
Description	The OIB is a unique identifier for all citizens and companies in Croatia, used for tax and administrative purposes.

Cyprus

Field	Value
Name	Company Registration Number
ID Type	`CRN`
Length	Varies; typically starts with letters followed by digits
Format	`HEXXXXXX` (for limited liability companies) or `CXXXXX` (for older registrations) — e.g., `HE123456`, `C12345`
Description	The CRN is issued to companies registered in Cyprus for identification in official records and administrative purposes.

Czech Republic

Field	Value
Name	Company Registration Number
ID Type	`CRN`
Length	8 digits
Format	`XXXXXXXX`
Description	The CRN is assigned to businesses and organisations in the Czech Republic for identification in administrative and legal matters.

Denmark

Field	Value
Name	Central Business Register number
ID Type	`CVR`
Length	8 digits
Format	`XXXXXXXX`
Description	The CVR number is used to uniquely identify businesses and companies registered in Denmark.

Ecuador

Field	Value
Name	Registro Único de Contribuyentes
ID Type	`RUC`
Length	13 characters
Format	`XX-XXX-XXXXXXX-X`
Description	The RUC is the tax identification number for individuals and companies in Ecuador. The first two digits represent the province, followed by a 3-digit entity type identifier, 7 sequential digits, and a check digit.

Estonia

Field	Value
Name	Company Registration Number / Code
ID Type	`REG`
Length	8 digits
Format	`XXXXXXXX`
Description	The REG number is used for the unique identification of companies in Estonia.

Finland

Field	Value
Name	Y-tunnus (Business ID)
ID Type	`Y-tunnus`
Length	8 digits
Format	`XXXXXXX-X` (e.g., `1234567-8` or `12345678`)
Description	The Y-tunnus is a unique identifier assigned to businesses and organizations in Finland.

France

Field	Value
Name	Système d’Identification du Répertoire des Entreprises
ID Type	`SIREN`
Length	9 digits
Format	`XXXXXXXXX`
Description	The SIREN number is issued to companies and legal entities in France for administrative and identification purposes.

Germany

Field	Value
Name	Umsatzsteuer-Identifikationsnummer
ID Type	`USt-IdNr`
Length	11 characters
Format	`DEXXXXXXXXX` (e.g., `DE123456789`)
Description	The USt-IdNr is a VAT identification number used for intra-community trade in the European Union.

Great Britain (United Kingdom)

Field	Value
Name	Company Registration Number (Companies House ID)
ID Type	`CRN`
Length	8 digits or 2 letters followed by 6 digits
Format	`XXXXXX` or `XX-XXXXXX`
Description	The CRN is a unique number assigned to companies registered with Companies House in the UK.

Greece

Field	Value
Name	General Commercial Registry Number
ID Type	`GEMI`
Length	12 digits
Format	`XXXXXXXXXXXX`
Description	The GEMI number is used for the unique identification of companies in Greece.

Hong Kong

Field	Value
Name	Business Registration Number (Unique Business Identifier)
ID Type	`BRN`
Length	8 digits
Format	`XXXXXXXX`
Description	The BRN is issued to businesses in Hong Kong for tax and legal purposes.

Hungary

Field	Value
Name	Cégjegyzékszám (Company Registration Number)
ID Type	`CJSZ`
Length	10 digits
Format	`XX-XX-XXXXXX`
Description	The CJSZ is a unique identifier assigned to companies registered in Hungary. The first two digits represent the court of registration, the next two digits indicate the company form, and the last six digits are a unique serial number.

Iceland

Field	Value
Name	Kennitala / Identification Number (Company Registration Number)
ID Type	`CRN`
Length	10 digits
Format	`XXXXXX-XXXX`
Description	The CRN is a unique identifier used for individuals and companies in Iceland.

India

Field	Value
Name	Corporate Identity / Incorporation Number
ID Type	`CIN`
Length	21 characters
Format	`X-XXXXX-XX-XXXX-XXX-XXXXXX`
Description	The CIN is a unique identification code for companies registered in India. The first character is a letter (U for Unlisted, L for Listed), followed by the 2-character state code, 4-digit year of incorporation, company type (PTC or PLC), and a 6-digit unique company number.

Indonesia

Field	Value
Name	Nomor Induk Berusaha
ID Type	`NIB`
Length	13 digits
Format	`XXXXXXXXXXXXX`
Description	The NIB is a unique business identification number issued to companies in Indonesia.

Ireland

Field	Value
Name	Company Registration Number
ID Type	`CRN`
Length	6 digits (older companies may be shorter)
Format	`XXXXXX` (e.g., `123456`)
Description	The CRN is assigned to companies registered in Ireland for identification and administrative purposes.

Italy

Field	Value
Name	Partita IVA (VAT Number)
ID Type	`P.IVA`
Length	11 digits
Format	`ITXXXXXXXXXXX` (sometimes prefixed with “IT”)
Description	The P.IVA is a unique tax identification number for businesses in Italy.

Italy (Codice Fiscale)

Field	Value
Name	Codice Fiscale
ID Type	`CF`
Length	16 characters
Format	`XXXXXXX-XXXXXX-XXX`
Description	The CF is a personal identification code used for tax purposes in Italy.

Japan

Field	Value
Name	Corporate Number
ID Type	`CN`
Length	13 digits
Format	`XXXXXXXXXXXXX`
Description	The CN is a unique identifier assigned to companies in Japan for administrative purposes.

Latvia

Field	Value
Name	Company Registration Number
ID Type	`REGNO`
Length	11 digits
Format	`XXXXXXX-XXXXX`
Description	The REGNO is a unique identification number for companies in Latvia. The first two digits often represent the year of registration, followed by nine more digits.

Liechtenstein

Field	Value
Name	FL-Number
ID Type	`FL`
Length	14 characters
Format	`FL-XXXX.XXX.XXX-X` or `FLXXXXXXXXXXX` (e.g., `FL-1234.567.890-1` or `FL12345678901`)
Description	The FL number is a unique identifier for companies registered in Liechtenstein.

Lithuania

Field	Value
Name	Company Code
ID Type	`CC`
Length	9 digits
Format	`XXXXXXX-XXX`
Description	The CC is a unique identifier for companies in Lithuania, used for registration and tax purposes.

Luxembourg

Field	Value
Name	RCS number
ID Type	`RCS`
Length	Varies; a letter followed by up to 6 digits
Format	`BXXXXX` or `BXXXXXX` (e.g., `B12345` or `B123456`)
Description	The RCS number is assigned to companies registered in Luxembourg for identification in official records.

Malaysia

Field	Value
Name	Business Registration Number (Company Registration Number)
ID Type	`BRN`
Length	6–10 characters
Format	Varies by company type: Private/Public Limited (`XXXXXXXXXX`, 10 digits); Limited Liability Partnerships (`LLP(XXXXXX)` or `LLPXXXXXXX`); Sole Proprietorships/Partnerships (`XX-XXXXXXX-X`, e.g., `KL-1234567-D`)
Description	The BRN is a unique identifier used for the registration and identification of businesses in Malaysia.

Malta

Field	Value
Name	Company Registration Number
ID Type	`CRN`
Length	Typically 1 letter followed by a sequence of numbers
Format	`X12345`
Description	The CRN is assigned to companies in Malta for official records and identification.

Mexico

Field	Value
Name	Registro Federal de Contribuyentes
ID Type	`RFC`
Length	12 or 13 characters
Format	`XXX-YYMMDD-ZZZ` (3 letters from the company name, 6 digits for date of incorporation, 3 or 4 characters as unique identifier — e.g., `ABC123456A78`)
Description	The RFC is a tax identification code used for companies and individuals in Mexico.

Netherlands

Field	Value
Name	Kamer Van Koophandel
ID Type	`KVK`
Length	8 digits
Format	`XXXXXXXX`
Description	The KVK number is used to uniquely identify businesses registered with the Dutch Chamber of Commerce.

New Zealand

Field	Value
Name	New Zealand Business Number
ID Type	`NZBN`
Length	13 digits
Format	`XXXXXXXXXXXXX`
Description	The NZBN is a unique identifier assigned to all businesses in New Zealand.

Norway

Field	Value
Name	Organisasjonsnummer (Business Enterprise Number)
ID Type	`ORGNR`
Length	9 digits
Format	`XXXXXXXXX`
Description	The ORGNR is used to identify businesses and organisations in Norway.

Philippines

Field	Value
Name	SEC Registration Number
ID Type	`SEC`
Length	Varies; usually 10–13 characters
Format	`[numeric]-[letter]-[numeric]` (e.g., `123456-A-12345`)
Description	The SEC Registration Number is issued to companies registered with the Securities and Exchange Commission in the Philippines.

Poland

Field	Value
Name	KRS Number
ID Type	`KRS`
Length	10 digits
Format	`XXXXXXXXXX`
Description	The KRS is a unique identifier for companies registered in the National Court Register of Poland.

Portugal

Field	Value
Name	Número de Identificação de Pessoa Coletiva
ID Type	`NIPC`
Length	9 digits
Format	`XXXXXXXXX`
Description	The NIPC is a tax identification number assigned to corporate entities in Portugal.

Qatar

Field	Value
Name	Commercial Registration Number
ID Type	`CR`
Length	8 digits
Format	`XXXXXXXX`
Description	The CR number is used to uniquely identify businesses registered in Qatar.

Romania

Field	Value
Name	Cod Unic de Înregistrare
ID Type	`CUI`
Length	6–10 digits
Format	`XXXXXX` to `XXXXXXXXXX`
Description	The CUI is a unique identifier assigned to companies in Romania for tax and administrative purposes.

Singapore

Field	Value
Name	Unique Entity Number
ID Type	`UEN`
Length	9 or 10 characters
Format	`XXXXXXXXX` or `XXXXXXXXXX` (last character must be a letter)
Description	The UEN is a unique identifier for entities registered in Singapore.

Slovakia

Field	Value
Name	Identification Number of Organization
ID Type	`IČO`
Length	8 digits
Format	`XXXXXXXX`
Description	The IČO is used to identify organisations in Slovakia.

Slovenia

Field	Value
Name	Company Registration Number
ID Type	`REG`
Length	8 digits
Format	`1XXXXXXX` (always starts with 1)
Description	The REG number is used for the unique identification of companies in Slovenia.

South Korea

Field	Value
Name	Business Registration Number
ID Type	`BRN`
Length	10 digits
Format	`XXX-XX-XXXXX`
Description	The BRN is a unique identifier used for businesses and organisations in South Korea.

Spain

Field	Value
Name	Código de Identificación Fiscal
ID Type	`CIF`
Length	9 characters
Format	`XYYYYYYYY` (a letter indicating organisation type, followed by 7 digits, and a control digit or letter)
Description	The CIF is a tax identification number used for businesses in Spain.

Sweden

Field	Value
Name	Organisationsnummer (Organization Number)
ID Type	`ORGNR`
Length	10 digits
Format	`XXXXXX-XXXX`
Description	The ORGNR is a unique identifier for businesses and organisations in Sweden. The first six digits represent the birth date (for sole proprietorships) or a pseudo-birth date (for other types), followed by serial and control digits.

Switzerland

Field	Value
Name	Unique Enterprise Identification Number (CHE number)
ID Type	`CHE`
Length	12 characters
Format	`CHE-XXX.XXX.XXX` (grouped in sets of 3 with periods)
Description	The CHE number is a unique identifier for businesses and organisations in Switzerland.

Taiwan

Field	Value
Name	Unified Business Number (Tax ID Number & Business Administration Number)
ID Type	`UBN`
Length	8 digits
Format	`XXXXXXXX`
Description	The UBN is used to identify businesses for tax and administrative purposes in Taiwan.

Thailand

Field	Value
Name	Company Registration Number
ID Type	`CRN`
Length	13 digits
Format	`XXXXXXXXXXXXX`
Description	The CRN is a unique identifier used for businesses and organisations registered in Thailand.

United Arab Emirates

Field	Value
Name	Licence Number (Trade License Number)
ID Type	`Licence`
Length	Varies by emirate
Format	Varies
Description	The Licence Number is used to identify businesses licensed to operate in different emirates in the UAE.

United States

Field	Value
Name	Employer Identification Number
ID Type	`EIN`
Length	9 digits
Format	`XX-XXXXXXX`
Description	Issued by the IRS to identify businesses for tax purposes. All US merchants should be submitted with registration ID type `EIN` and registered country `US`. Records with an invalid EIN format will be rejected and must be resubmitted.

Creditsafe Company ID

Field	Value
Name	Creditsafe Company ID
ID Type	`CSID`
Format	Alphanumeric string as assigned by Creditsafe

In addition to country-specific merchant registration IDs, you can use the Creditsafe Company ID as an alternative method for company identification. When using this ID type, you must also provide a valid registered_country so Envisso can locate the correct company.

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Identification method by country

Alternative identification method

​Identification method by country

​Alternative identification method

Identification method by country

Alternative identification method