> ## Knowledge Base Index
> Fetch the complete knowledge base index at: https://ayuda.csfacturacion.com/sitemap.xml
> Use this file to discover available pages before exploring further.
> Pure-Markdown content can be obtained by appending a '.md' suffix to the content URLs listed in the sitemap (without the trailing slash).

# Agregar Empresas

1. Dar clic en el botón _Empresas_:

![](https://storage.crisp.chat/users/helpdesk/website/3e8de48103ef9200/image_yocvg8.png)

2. Dar clic en el botón _Agregar empresa_:

![](https://storage.crisp.chat/users/helpdesk/website/3e8de48103ef9200/image_1fwqaza.png)

3. Seleccionar el tipo de acceso SAT (CIEC o e.firma):

![](https://storage.crisp.chat/users/helpdesk/website/3e8de48103ef9200/image_153pqy8.png)
 
### Opción CIEC

4. Ingresar **RFC** (obligatorio) y **Razon Social** (opcional):

![](https://storage.crisp.chat/users/helpdesk/website/3e8de48103ef9200/image_1qfgo8d.png)

5. Ingresar y confirmar contraseña:

![](https://storage.crisp.chat/users/helpdesk/website/3e8de48103ef9200/image_2hx1pm.png)

6. Dar clic en el boton _Verificar CIEC_ para confirmar que la contraseña sea correcta:

![](https://storage.crisp.chat/users/helpdesk/website/3e8de48103ef9200/image_1qldd17.png)

7. Dar clic en el botón _Guardar_:

![](https://storage.crisp.chat/users/helpdesk/website/3e8de48103ef9200/image_1epkxz2.png)

### Opción FIEL

8. Ingresar **RFC** (obligatorio) y **Razon Social** (opcional):

![](https://storage.crisp.chat/users/helpdesk/website/3e8de48103ef9200/image_ng16gv.png)

9. Registrar los archivos **.cer, .key y contraseña o archivo .pfx**:

![](https://storage.crisp.chat/users/helpdesk/website/3e8de48103ef9200/image_bkjmfa.png)

10. Dar clic en el boton _Guardar_:

![](https://storage.crisp.chat/users/helpdesk/website/3e8de48103ef9200/image_1crj2o1.png)

11. Visualizar el listado de empresas:

![](https://storage.crisp.chat/users/helpdesk/website/3e8de48103ef9200/image_bynz9i.png)