Clave de Acceso

Unique identifier of comprobantes electrónicos in Ecuador, managed by the SRI.

Definition

The Clave de Acceso is a 49-digit string that uniquely identifies each comprobante electrónico (factura, nota de crédito, retención, etc.) in Ecuador. It concatenates the issue date, comprobante type, issuer RUC, environment, series, sequential number, a numeric code and the emission type, followed by a módulo-11 check digit.

Origin

Defined by Ecuador's Servicio de Rentas Internas (SRI) in the «Ficha Técnica de Comprobantes Electrónicos» of the electronic invoicing XML schema.

Example in context

<claveAcceso>2306202301179...001000000011234567819</claveAcceso>

Related terms

• Ecuador SRI — the tax authority that authorizes comprobantes via the clave de acceso.