Understanding VAT Withholdings by RG 3164
According to legal resolution RG 3164/2011 introduced by the AFIP (Administración Federal de Ingresos Públicos), companies must withhold VAT taxes from payments to suppliers who meet the following conditions:
- Have monthly accumulated transactions greater than ARS 8000. 
- Provide any of the following services: - Cleaning services 
- Security or investigation services 
- Collection of household waste services