Full accounting service

Full-service accounting is becoming the choice of thousands of small and medium-sized enterprises (SMEs) in Vietnam to solve the problem of balancing business development with increasingly stringent tax and accounting regulations, especially after Decree 254/2026/ND-CP on electronic invoices officially came into effect on July 1, 2026. Even a small error in documentation or a delay in updating regulations can lead to unnecessary penalties. This article, written by the MAN – Master Accountant Network team and professionally reviewed by CPA Vietnam auditor Le Hoang Tuyen, with over 30 years of experience in the industry, will help you understand the process, benefits, and criteria for choosing a reputable and legally compliant full-service accounting partner.

What is a full-package accounting service? Core benefits optimize performance

Detailed definition and scope of work

Full-service accounting means that the service company is responsible for handling all accounting and tax transactions arising during the period, from initial document processing to the completion of the year-end financial report. The biggest difference from part-time or consulting accounting services is its comprehensive and continuous nature.

Basic services include:

• Tax accounting: Prepare and submit VAT, corporate income tax, and personal income tax returns, and report on invoice usage on a monthly/quarterly basis.
• Internal accounting: Accounting for costs, revenue, detailed bookkeeping, profit and loss balance.
• Financial reports: Prepare the Balance Sheet, Income Statement, Notes to the Financial Statements, and Cash Flow Statement (year-end).
• Year-end settlement: Prepare corporate income tax and personal income tax settlement reports.
• Advice and explanation: Assisting businesses in providing explanations when requested by tax authorities.

Legal Update 2026: Key Changes Businesses Need to Know

From 2025 to 2026, Vietnam's tax and accounting legal system will continue to be updated to tighten the management of electronic invoices, standardize documents, and enhance the transparency of financial reporting. This makes it difficult for many businesses to keep up with the regulations without the support of a professional team. 

Tightening the management of electronic invoices according to Circular 32/2025/TT-BTC.

On May 31, 2025, the Ministry of Finance issued... Circular 32/2025/TT-BTC This circular provides guidance on the implementation of several provisions of the Law on Tax Administration and the Decree on invoices and documents. This circular supplements and clarifies many important contents related to electronic invoices, such as:

• The regulations should clarify the procedures for adjustment invoices and replacement invoices in case of errors.
• This guide provides specific instructions on how to issue end-of-period trade discount invoices, including the timing of issuance and how to declare them for tax purposes.
• Additional requirements have been added regarding the data format of electronic invoices when transmitting and receiving them with the tax authorities.
• Clarify the responsibilities for storing, retrieving, and providing electronic invoice data during tax audits and inspections.

It is important to note that businesses must accurately handle adjustment invoices and related documents; errors will lead to incorrect tax declarations, tax arrears, and penalties under the Tax Administration Law.

The latest regulations on electronic invoices and electronic documents are based on Decree 254/2026/ND-CP.

Following Circular 32/2025/TT-BTC, on June 30, 2026, the Government issued Decree 254/2026/ND-CP, which officially came into effect on July 1, 2026. This document provides detailed regulations and organizational measures for implementation. Law on Tax Administration No. 108/2025/QH15 Regarding electronic invoices and electronic documents.

Decree 254/2026/ND-CP The regulations comprehensively cover all the information that businesses and household businesses need to understand, specifically:

Regarding the principles of creating and using electronic invoices.

Sellers are required to issue electronic invoices when selling goods or providing services, including in cases of promotional items, advertising, samples, gifts, payment in lieu of salary, internal consumption, or loans. Sellers are legally responsible for the accuracy of the invoices issued and may authorize a third party to issue invoices if they provide written authorization and notify the tax authorities.

Regarding the classification of electronic invoices

The decree clearly defines three groups of users:

• Electronic invoices have a tax authority code.
• Electronic invoices without codes (for businesses that already have IT infrastructure meeting the requirements, or for specific sectors such as electricity, petroleum, telecommunications, banking, securities, insurance, e-commerce, transportation, etc.).
• Electronic invoices are generated from the cash register.

Key points to note: Household businesses with annual revenue exceeding 1 billion VND or those selling assets requiring registration of ownership or usage rights are required to use electronic invoices with codes or invoices generated from cash registers.

Regarding mandatory information on invoices

A valid electronic invoice must fully show:

• Invoice name and symbol
• Invoice number
• Seller and buyer information
• Name of goods/services, unit price, quantity
• Amount, tax rate, VAT amount, total payment
• Time of creation and time of digital signature
• Tax authority code (if applicable).

Regarding electronic documents

The decree dedicates an entire chapter to regulations concerning personal income tax withholding certificates and receipts for tax, fees, and charges, including mandatory provisions such as the date of issuance and regulations on authorizing third parties to issue receipts.

With its broad scope and high level of detail, Decree 254/2026/ND-CP requires businesses to review the types of invoices they are using and update their accounting software to the new standard data format. Failure to update in a timely manner risks issuing invoices of the wrong type or at the wrong time, leading to tax arrears and penalties during tax audits and inspections.

The most important benefit of using a professional full-service accounting service.

Using MAN – Master Accountant Network's comprehensive accounting services is not just about replacing one employee, but replacing an entire professional department, delivering outstanding benefits:

• Cost savings on operating expenses: Compared to hiring, training, and paying an in-house accountant (including base salary, social insurance, health insurance, software costs, stationery, and bonuses), the cost of hiring a professional accountant is usually significantly lower and is fixed as part of a package deal.
• Ensuring absolute compliance with the law: Our team of experts is always up-to-date on the latest Circulars and Decrees from the Ministry of Finance and the General Department of Taxation. This helps to keep the company's accounting records accurate, minimizing the risk of administrative penalties due to professional errors or late payments.
• Increased accuracy and security: Workflows are tightly controlled by a quality management system. All business data is stored securely, ensuring absolute confidentiality and preventing the risk of accounting data loss.
• Focus on core business operations: Business owners don't have to worry about filing deadlines, paperwork, or the complexities of tax laws. Businesses only need to provide invoices and supporting documents; the rest will be handled by MAN's accounting team.

Price list for comprehensive accounting services in 2026

One of the most frequently asked questions by businesses when considering full-service accounting is the actual monthly cost. In reality, the fee is not fixed but depends primarily on the number of invoices generated, the volume of documents to be processed, and the complexity of the accounting tasks. The more transactions a business has, the greater the demands on processing time, tax risk control, and financial reporting. The table below provides a reference fee for the current market, helping businesses easily estimate their budget when choosing a full-service accounting package that suits their scale of operations.

Price list for comprehensive accounting services in 2026.

Number of invoices/month	Estimated fee (VNĐ/month)
No issues arose.	500.000 – 800.000
1 – 10	800.000 – 1.200.000
11 – 20	1.200.000 – 1.800.000
21 – 30	2.000.000 – 2.500.000
31 – 50	2.500.000 – 3.500.000
51 – 80	3.500.000 – 5.000.000
120 – 200	7.000.000 – 10.000.000
Over 200	Contact for agreement

Note: The price list is for general market reference only. Actual costs may vary depending on the complexity of the service and the scope of work required. Contact MAN – Master Accountant Network for consultation and a detailed quote!

Process of implementing full accounting services

Professional and logical working process is the core to ensure the quality of full accounting serviceAt MAN, the process is divided into four clear stages:

Initial Setup

This is the most important step, especially for newly established businesses or businesses transitioning to a new service.

• Review and verify documents: Re-examine all business registration documents, initial tax declaration documents, and supporting documents generated since the beginning of the fiscal year (if any).
• System setup: Re-establish the accounting system, code documents, and select the accounting method best suited to the specific business characteristics of the enterprise.
• Invoice and document consulting: Providing detailed advice on the use and storage of input and output invoices and documents to ensure their validity and legality, serving the purpose of tax deduction.

Periodic implementation phase (Monthly/Quarterly)

Work is done continuously to ensure the accounting data stream is always updated and ready for periodic reports.

• Receiving and processing documents: Collecting, classifying, and verifying the validity of all invoices and documents (bank, sales, payroll, expenses).
• Preparing and submitting tax returns: Prepare and submit tax returns (VAT, personal income tax, invoice usage report) on time.
• Accounting and Balancing: Detailed accounting of internal accounting transactions, balancing expenses and revenues to gain an overall view of profitability.

Optimal tax consulting goes beyond simply calculating taxes; it's about supporting businesses in making strategic decisions based on the law. Our team of accountants and tax experts will propose legal solutions to optimize tax payments, such as:

• Reasonable cost optimization is deductible when calculating corporate income tax.
• Plan when to recognize revenue and expenses in major transactions.
• Consulting on current tax exemption policies for the business's industry/geographical region.

Settlement period (End of financial year)

This is the summary stage, requiring high accuracy and experience to handle outstanding issues throughout the year.

• Financial reporting: Completing the financial statements (Balance Sheet, Income Statement, Notes to Financial Statements, and Cash Flow Statement) according to Vietnamese Accounting Standards (VAS).
• Tax settlement: Prepare corporate income tax and personal income tax settlement reports.
• Document handover: Printing, binding, and handing over all accounting books and archival records to the business for safekeeping in accordance with legal regulations.

Tax inspection support

Support from a professional service partner will be a solid "shield" when tax authorities conduct inspections and audits.

• Representation: MAN will represent the business in working directly with and explaining matters to the tax authorities.
• File preparation: Prepare and organize all files, documents, and records as required by the inspection team in the most scientific and logical manner.

To better understand, please refer to the real-life example below:

Situation: Company A (an e-commerce business) was audited for corporate income tax due to a sudden increase in advertising expenses. Support from MAN: Thanks to prior consultation and preparation, MAN's accounting team provided a detailed explanation within 3 working days, including: clear advertising contracts, detailed bank statements, and marketing performance reports. Result: The audit team accepted all advertising expenses as reasonable and valid. This helped Company A preserve its declared corporate income tax, avoid a penalty of up to VND 35 million, and prevent tax arrears.

Factors that determine the price of a full-service accounting package.

The factors affecting the cost of accounting services are not fixed but depend on the complexity and actual workload of the business. The main factors include:

• Business size: Number of input/output invoices, monthly/quarterly revenue, and number of employees.
• Business sectors: Sectors such as construction, manufacturing, or those involved in import and export transactions often have more complex operations than simple trade and services, and therefore the costs will be higher.
• Complexity of the transaction: Factors such as related-party transactions, foreign direct investment (FDI), or transactions requiring special tax declarations (excise tax) will increase the expertise required and costs.

Comparing the costs of full-service accounting versus hiring an in-house accountant.

This is a practical comparison that helps SMEs clearly see the economic benefits of choosing a reputable partner like MAN. Below is a table comparing the costs of using a full-service accounting service versus hiring in-house accounting staff.

Comparison table of costs between full-service accounting and in-house accounting.

Criteria	Hire a full-service accounting firm.	Hire Internal Accountant (Junior/Mid-level)
Monthly Cost (Estimated)	2,000,000 – 6,000,000 VND (Flexible cost)	8,000,000 – 15,000,000 VND (Fixed cost)
Related costs	No additional costs (Including software, training, warranty)	Social insurance, health insurance (about 22% salary), software, office supplies.
Expertise and Experience	Team of experts with multi-industry experience, always updated with laws.	Limited to one individual's experience, prone to error when encountering new tasks.
Human resource risks	High stability, always have replacement. Risk insurance commitment.	Risk of layoffs, time required to recruit and train replacements.
Legal liability	The service company is responsible for explanation and compensation (if the error is due to the service).	The business is ultimately responsible.

Note after table: Outsourcing not only saves on fixed costs (salaries), but also reduces the risk of unforeseen costs (tax penalties) due to lack of expertise. This is the real value of full accounting service.

Criteria for selecting a reputable provider of comprehensive accounting services.

To ensure efficiency and legal safety, choosing a partner full accounting service must be based on the following criteria.

Experience and professional competence

Accounting is the field that requires the highest level of expertise.

• Legal compliance: The partner must have a clear and legitimate accounting service license.
• Professional certifications: Staff must possess professional certifications. chief accountantor a Certified Public Accountant (CPA) certification to ensure professional qualifications.
• Multi-sectoral experience: A service company with experience handling documentation for various sectors (manufacturing, services, trade, FDI) will help optimize your tax and operational processes.

With over 30 years of experience and a vast network of experts, our team of accountants is carefully screened, ensuring diverse practical experience and in-depth knowledge.

Risk insurance policy and compensation commitment

A reputable partner company must have a clear commitment to accountability.

• Commitment to liability: Service contracts always include clauses committing to liability and compensation for damages (penalties) if errors arise entirely due to professional negligence. accounting services
• Transparency: Clear and transparent work processes and record-keeping allow businesses to easily monitor operations.

Technology and working methods

Technology is the enabler of performance and security.

• Use modern software: Service companies should use reputable accounting software that ensures data security and privacy, and allows for easy retrieval of information when needed.
• Clear procedures: Ensure that the process for receiving documents, responding to inquiries, and submitting periodic reports is carried out professionally and on time.

Conclude

Full-service accounting is not just an expense, but a smart and solid investment for your business. By delegating tasks to professionals, businesses not only optimize their tax compliance legally but also enhance their reputation and image, making it easier and more convenient to obtain loans or attract investment.

Don't let the burden of paperwork and legal risks hinder your business's progress. Contact MAN – Master Accountant Network today! to receive advice, analysis of the company's financial situation and receive Quotation for comprehensive accounting services suitable. Our team of experts is ready to become a trusted partner, helping your business develop sustainably and safely!