We provide services of outsourcing of annual corporate tax assessments (Income Tax, Presumptive Minimum Income Tax and Tax on Personal Assets). The complexity of this kind of assessments deserves and justifies the specialized outsourcing when the company lacks appropriate human resources for these tasks. Moreover, we provide services of outsourcing of monthly assessment of national, provincial and municipal taxes. Our service also involves the role of withholding/collecting agent of national or provincial taxes, the preparation of filings such as registrations, withholding exemption requests, tax exemption or reduction, tax prepayments, information regimes, annual, quarterly or monthly provisions, control of compliance with the billing rules.