[Updated 2026] 5 common ways to prove income for bank loans according to current regulations.

Proof of income is a crucial step in helping banks assess a customer's financial capacity and ability to repay a loan. Preparing the right and complete documentation not only speeds up the approval process but also increases the chances of accessing suitable loan packages. This article summarizes common methods of proving income, providing a basis for customers to easily prepare their loan applications.

1. What is proof of income for bank loans? Is it mandatory?

File proof of incomeIncome verification documents are a collection of legally valid documents used to verify the actual income of an individual or organization over a specific period. In practice, these types of income verification documents often include employment contracts, salary statements, business licenses, or documents proving ownership of assets capable of generating a stable income stream.

Is proof of income required when applying for a bank loan?

According to Article 7 of Circular 39/2016/TT-NHNN (amended and supplemented by Circular 06/2023/TT-NHNN), to be considered for a loan, customers must meet all of the following conditions:

• Possess legal capacity and civil capacity as prescribed by law.
• Legitimate purpose of using borrowed funds
• There is a feasible plan for using the capital.
• Having the financial means to repay the debt.

Therefore, according to current regulations of the State Bank of Vietnam, customers need to demonstrate their financial capacity to repay the debt. Proving income or sources of repayment is an important basis for credit institutions to assess and decide on granting credit according to the internal regulations of each bank.

Verifying financial capacity is a mandatory requirement for loan assessment and approval.

2. 5 common ways to prove income today

Depending on their occupation and income sources, borrowers can flexibly use one or more of the following methods to complete their application:

2.1. Proof of income from salary

Salary is an important basis for banks to verify income and assess the ability to repay loans.Income is stable.With transparency, the chances of getting your loan approved will be higher.

The documents that are usually required include:

• Employment contract or work confirmation letter certified by the employer.
• Provide bank statements showing salary deposits for the last 3–6 months. If receiving salary in cash, you can provide a payslip or pay slip as required by the company.

2.2. Proof of income from business activities

For self-employed or sole proprietorship customers, the bank will consider income based on actual performance rather than a fixed salary.

Income verification documents typically include:

• Income verification document or business performance report.
• Value-added tax returns, income tax returns, and related revenue and expense tracking records.
• This source of income is typically assessed based on its stability throughout the loan period and the transparency of the documentation.

2.3. Proving income through accumulated assets

In many cases, customers do notThey have a high monthly income but also possess a significant amount of savings. In that case,sSavings accounts or time deposits serve as a basis for banks to assess available financial resources and the ability to support debt repayment when necessary.

Income verification documents typically include:

• The savings account is still valid.
• Bank deposit balance confirmation at the time of loan application.
• The clearer the accumulated assets, the higher the credibility of the loan application.

2.4. Proof of income from profitable investments

Besides salary and business income, some clients have cash flow generated from long-term investments. This is a legitimate source of income and will be considered by the bank if its stability can be demonstrated.

Income verification documents typically include:

• Financial statements of businesses with contributed capital.
• Certificate confirming the capital contribution ratio or profit distribution.
• Account statements show the cash flow used to pay out dividends or profits on a regular basis.

The bank will focus on assessing the frequency of payments and the sustainability of this revenue stream.

2.5. Proof of income from rental properties

Income from renting houses, apartments, or commercial spaces is usually long-term and less volatile, so it is highly valued by banks when applying for loans.

To verify income from rental properties, clients need to prepare:

• The lease agreement clearly states the information of the parties, the rental price, and the lease term.
• A certificate of legal ownership for the leased property, such as a land title certificate or house ownership certificate.
• Proof of rent payment, including bank account statements for the last 3–6 months or cash receipts.

This source of income is particularly useful when customers take out medium- or long-term loans and need to demonstrate a stable ability to repay the debt over time.

Customers can flexibly demonstrate their income through salary, accumulated assets, or rental income.

WithABank - The Bank forFlexible loan options with income verification required.

To meet the diverse borrowing needs of individual and business customers, Southeast Asia Commercial Joint Stock Bank (SeABank) offers loan products with appraisal methods tailored to each customer group..

Mortgage loans at SeABank

With mortgage loans, customers can flexibly demonstrate their income through salary, business, or rental income, depending on their specific circumstances.

Unsecured loans without proof of income at SeABank

Besides mortgage loans, SeABank offers unsecured loan products based on the customer's creditworthiness and credit score. Some loan packages do not require complicated salary statements, notably the loan program for members of the Vietnam Women's Union.

The program is designed with simple procedures, fast disbursement times, and competitive interest rates, helping customers, especially women, to proactively access capital for economic development and a stable life.

SeABank supports loan applications with diverse income verification methods, making it easier for you to access funding.

Frequently Asked Questions about Proof of Income for Bank Loans

Do I need to prove my income for a mortgage loan?

Even with collateral, banks currently require customers to demonstrate their ability to repay the loan. However, this type of loan allows for flexibility in using various income sources, not solely relying on a fixed salary.

How can self-employed individuals prove their income?

In some cases, self-employed individuals may request income verification from the People's Committee of their commune of residence or provide documents proving their income source as instructed by the bank. 

What are the steps involved in the loan application process for household businesses?

The loan application process for household businesses typically consists of four basic steps: consultation and application guidance, on-site assessment, credit approval, and loan disbursement.

Hopefully, through this article, customers have gained a better understanding of income verification requirements when borrowing from banks, as well as the common methods of income verification currently available. To ensure a smooth loan application process, customers should proactively prepare complete documentation, choose a suitable income verification method, and carefully research the assessment policies of each bank.

In case you need a loan and require advice on income verification documents, customers can contact SeABank directly for quick and accurate support.