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Overview

FieldValue
RegionLatin America
ISO 3166-1MX / MEX
RegistryPublic Registry of Commerce (state-level) + SAT (tax authority)
Last updated2026-05-04

Identifiers

Collect two identifiers from each business customer in Mexico and submit them as strings on the application body.
API fieldLocal nameIssuer
businessInfo.taxIdRFCSAT
businessInfo.businessEntityIdFolio MercantilPublic Registry of Commerce (state-level)
Tax ID: 12 characters for legal entities (RFC of a persona moral) shown on the Constancia de Situación Fiscal. Personas físicas use 13-character RFCs — not in scope for business onboarding. Registration number: Registry folio assigned when the Acta Constitutiva is recorded.

Sector regulators

CNBV · CONSAR · CNSF · COFEPRIS
Local nameAbbreviationDescription
Sociedad Anónima de Capital VariableS.A. de C.V.Variable-capital stock corporation; the dominant commercial entity in Mexico. Shareholders hold transferable shares and liability is limited to paid-in capital. Equivalent to a US C-Corp.
Sociedad AnónimaS.A.Fixed-capital stock corporation under the LGSM; same structure as the S.A. de C.V. but without the variable-capital chapter. Liability limited to paid-in capital; shares are transferable. Equivalent to a US C-Corp.
Sociedad Anónima Promotora de Inversión de Capital VariableS.A.P.I. de C.V.Investment-promotion stock corporation with enhanced minority-shareholder protections and flexible share structures; commonly used for VC/PE-backed and fintech companies. Equivalent to a US C-Corp.
Sociedad por Acciones SimplificadaS.A.S.Simplified share-capital company introduced in 2016; incorporated online by one or more individuals, with no notary required and a statutory cap on annual revenue. Share-based with limited liability. Equivalent to a US C-Corp.
Sociedad de Responsabilidad Limitada de Capital VariableS. de R.L. de C.V.Variable-capital, member-managed limited-liability company; members hold quotas rather than freely transferable shares and liability is limited to contributions. Equivalent to a US LLC.
Sociedad de Responsabilidad LimitadaS. de R.L.Fixed-capital limited-liability company; same member-quota structure as the S. de R.L. de C.V. without the variable-capital provision. Equivalent to a US LLC.
Sociedad en Nombre ColectivoS.N.C.General partnership in which all partners bear unlimited joint and several liability for company obligations. Equivalent to a US General Partnership.
Sociedad en Comandita SimpleS. en C.Limited partnership with at least one general partner bearing unlimited liability and one or more limited partners liable only to the extent of their capital contributions. Equivalent to a US Limited Partnership.
Sociedad en Comandita por AccionesS. en C. por A.Limited partnership in which limited partners’ interests are represented by transferable shares; general partners retain unlimited liability. Equivalent to a US Limited Partnership.
Persona Física con Actividad EmpresarialIndividual (natural person) conducting commercial activity under their own name and RFC; no separate legal entity, personal assets are at risk. Equivalent to a US Sole Proprietorship.
Sociedad CooperativaS.C.L. / S.C.S.Member-owned cooperative governed by the Ley General de Sociedades Cooperativas; organized for shared economic benefit without freely transferable capital. Closest US equivalent: Cooperative.
Sociedad CivilS.C.Civil-law partnership used by professionals (lawyers, accountants, doctors); governed by civil rather than commercial law and not designed for profit distribution to outsiders. Equivalent to a US General Partnership.
Asociación CivilA.C.Non-profit civil association formed for cultural, educational, charitable, or professional purposes; cannot distribute surplus to members. Equivalent to a US Nonprofit Corporation (501(c)(3)).
Sucursal de Sociedad ExtranjeraRegistered branch of a foreign company operating in Mexico; no separate legal personality from the parent entity, which bears full liability. Equivalent to a US Branch/Rep Office.

How documents combine

For each evidence area, this table shows whether the listed documents are alternatives (any one of) or a bundle (all required). The artifact-by-artifact lookup follows below.
Evidence areaDocuments needed
Legal RegistrationAll required: Acta Constitutiva + Folio Mercantil
Constitutive DocumentsAll required: Acta Constitutiva + Estatutos Sociales
Tax RegistrationConstancia de Situación Fiscal
Operating PermitLicencia de Funcionamiento
Ownership RecordsAll required: Acta Constitutiva + Libro de Registro de Acciones
Governance RecordsAll required: Acta Constitutiva + Acta de Asamblea
Signing AuthorityAll required: Acta de Asamblea + Poder Notarial
AddressAny one of: Contrato de Arrendamiento · Comprobante de Domicilio · Estado de Cuenta Bancario

Documents to collect

The physical documents you’ll collect from your customer, with the evidence area each one proves. One document can prove multiple areas — for example, Brazil’s Cartão CNPJ covers both tax and business-registration proof, so it appears once with both areas listed.
DocumentProves
Acta ConstitutivaLegal Registration, Constitutive Documents, Ownership Records, Governance Records
Folio MercantilLegal Registration
Estatutos SocialesConstitutive Documents
Constancia de Situación Fiscal (RFC)Tax Registration
Licencia de Funcionamiento (municipal)Operating Permit
Libro de Registro de AccionesOwnership Records
Acta de AsambleaGovernance Records, Signing Authority
Poder NotarialSigning Authority
Contrato de ArrendamientoAddress
Comprobante de Domicilio (≤90 días)Address
Estado de Cuenta Bancario (≤90 días)Address
Sector-Specific LicenseCNBV, CONSAR, CNSF, COFEPRIS
Not applicable in Mexico: Good Standing. Skip these areas — no local artifact exists.

Collection notes

  • Address: Accepted evidence: lease agreement (no time limit) or utility bill or bank statement dated within 90 days. Either document satisfies both registered-address and operating-address verification.

Person roles

When you submit a person on the application body, set their role to one of Conduit’s canonical BusinessPersonRole values. Use this table to map a local corporate-governance title onto the right canonical role.
Local roleCanonical API roleDescription
Presidente del ConsejoCONTROLLING_PERSONHeads the board.
ConsejeroCONTROLLING_PERSONBoard member.
Director GeneralCONTROLLING_PERSONCEO equivalent. Day-to-day management.
Administrador ÚnicoLEGAL_REPRESENTATIVEAlternative to a full board — single person manages the company.
Apoderado LegalLEGAL_REPRESENTATIVEHolds notarized power of attorney.
Representante LegalLEGAL_REPRESENTATIVEAuthorized to legally represent the company.

Notes

  • Proof of operating address must be no older than 3 months.