The Survival Battle for Foreign-Invested Enterprises in Vietnam: Decoding Notice No. 99 (TT99) and How to Build a Dual Defense Line of Compliance and Digitalization

For foreign business owners and CFOs doing business in Vietnam, the start of 2026 is fraught with challenges. The Vietnamese Ministry of Finance recently issued Notification No. 99/2024/TT-BTC (TT99) , a new regulation that not only updates the details of accounting standards but also sends a clear signal: the Vietnamese government's oversight of the "transparency" and "immediacy" of corporate financial and tax data has entered a high-pressure digital era.

Why is the TT99 announcement causing anxiety among foreign companies?

In the past, many foreign companies in Vietnam used a "two sets of books" or "manual Excel conversion" model to handle financial statements: one set for headquarters audits and another for local reporting. However, the implementation of TT99 has narrowed the gray area, and its core challenge lies in:

1. Electronic reporting compliance: The standards for digitization and electronic transmission of accounting books have been strengthened, and the margin for error in manual adjustments has been significantly reduced.
2. The Sino-Vietnamese bilingual barrier: Local accountants follow Vietnamese standards (VAS), while headquarters in Taiwan or mainland China follow IFRS or other national standards. The difference between language and standards, under the strict supervision of TT99, can easily lead to reporting violations.
3. Pressure from penetrating audits: Tax authorities require more traceable data. If companies fail to submit compliant data in a timely manner, they will face huge fines or even have their BOI benefits blocked.

From "Reactive Compliance" to "Proactive Management": The Two Pillars of Digitalization

Faced with TT99, enterprises should not merely "fix" their reports, but rather use this opportunity to complete their digital transformation and establish the following two lines of defense:

I. Standardize processes to mitigate human error risks

Relying on the personal experience of "senior accountants" in the past is extremely risky. By integrating TT99 compliance requirements into the workflow through the ERP system , and automatically generating compliant entries for every voucher from procurement to sales, the "original authenticity" of the data can be ensured.

II. Automatic switching between Chinese and Vietnamese bilingual and multi-criteria systems

The most common pain point for foreign factory managers is "not being able to understand Vietnamese financial statements." A mature digital solution should support bilingual (Chinese and Vietnamese) interfaces and automatic currency conversion , allowing headquarters and local factories to communicate on the same data basis and eliminating compliance blind spots.

💡 Expert guidance: Where is your compliance roadmap?

Are you prepared to meet the challenges of TT99 in the face of Vietnam's increasingly stringent fiscal and tax environment?

Vietnam Dingxin Digital Intelligence, in partnership with Wansli Accounting Firm , will host a special online seminar on March 27, 2026. This is not only a regulatory briefing, but also a practical training session on "safe transformation" for companies operating in Vietnam.

[Event Information]

【Core Value of the Event】

👉 [Click here to register now and seize the opportunity for compliance in Vietnam]

In a changing policy environment, only companies that master data will be able to secure long-term success. See you online!