Analyze Balance Sheets, Income Statements, Trial Balance, Cash Flow Statement; Filling out ECF and ECD; Calculation of IRPJ and CSLL income taxes; Identification and validation of potential IRPJ and CSLL tax credits; Submission of PER/DCOMP; Issuance of accounting opinions; Identify and investigate inconsistent balances in reports; Classification of Balance Sheet and Income Statement accounts; Preparation of reports and presentations; Accounting closing.