Tax Advisory and Agency Services

Why Choose ACAC

We prioritize “intelligent compliance”: designing tax structures that are optimized yet sustainable, transparent, and defensible before regulatory bodies. Our multidisciplinary experts—well-versed in both international standards and Vietnamese practices—manage the entire process from advisory to implementation and representation. ACAC’s approach focuses on early risk prevention, standardized documentation and data, and absolute confidentiality of client information.

Scope of Services

• Corporate Tax Advisory & Compliance
  • Tax accounting and preparation/review of tax returns (monthly/quarterly/annual) for CIT, VAT, foreign contractor tax (FCT), and related tax obligations.
  • Calculation of taxable income; review of “tax profit,” year-end reports, and key related matters.
  • Review of historical tax filings and payments; identification of risks, recommendations, and corrective roadmaps.
  • Tax planning for investment projects, M&A, restructuring, with a compliance-based approach to cost optimization.
• International Tax & Cross-Border Investment Structuring
  • Advising on Double Taxation Agreements (DTA); tax residency documentation and treaty benefits.
  • Designing domestic and international tax structures; profit allocation mechanisms, dividend/royalty/service fee flows.
  • Strategies for outbound investment, lawful profit repatriation, and minimizing double taxation.
  • Establishing and managing cost sharing agreements (CSA/CCA) for technology transfer and intra-group services.
• Transfer Pricing & Related-Party Transactions
  • Detailed review of accounting systems and internal documentation related to related-party transactions.
  • Research and application of appropriate legal regulations for each specific case.
  • Completion of transfer pricing documentation/local file/master file; advisory on CbCR requirements (where applicable).
  • Support in working with tax authorities; development of sustainable transfer pricing policies aligned with substance-over-form principles.
• Tax Disputes, Inspections & Refunds
  • Preparation of strategies, documentation, and representation in dealings with tax authorities.
  • Managing complaint processes and issue resolutions; monitoring progress and negotiating emerging matters.
  • Preparation, submission, and follow-up of tax refund dossiers (VAT/CIT and related taxes).
• Personal Income Tax (PIT) & Tax for International Experts
  • PIT planning, design–maintenance–management of PIT data; optimizing employee tax/benefits within compliance requirements.
  • Preparation of finalization returns, refund dossiers; advisory on tax obligations for inbound/outbound assignments.
  • Tax advisory for overseas deployment projects and immigration policies related to tax obligations.
• Tax Agency Services (Full Authorization)
  • Receiving authorization and performing filings, payments, and finalization for all relevant taxes on schedule.
  • Preparation and submission of monthly/quarterly tax returns, annual finalizations, and supporting documents as required.
  • Preparation/supplementation of explanations for declared figures; representation in discussions with tax authorities.
  • Receiving, managing, and storing notifications/decisions from tax authorities; alerting deadlines and arising obligations.
  • Preparation, submission, and follow-up of authorized tax refund dossiers.

ACAC Commitments

• Standards & Transparency: strict compliance with the law and professional ethics; zero tolerance for risk-inducing practices.
• Absolute Confidentiality: secure access control and record-keeping procedures.
• Measurable Impact: reduced risks of penalties/assessments, lawful tax cost optimization, and improved readiness for audits/inspections.