What is the principal grace period? A detailed guide for borrowers

icon calendar11/11/2025

Learn what principal grace period is, how to calculate it and important notes to help borrowersmanagementEffective loan management, avoiding financial pressure

When borrowing money from a bank, especially for a home loan, a car loan or a long-term investment, you may hear the term “principal grace period”. This is a useful financial tool that helps reduce the initial debt repayment pressure, but if not clearly understood, borrowers can easily be confused about the actual costs or potential risks. In this article, SeABank will explain in detail the concept of principal grace period, analyze the benefits and limitations, guide the calculation, and give specific examples so that you have the clearest view.

Readers note: The data and information in the article are compiled from general market sources and do not apply specifically to SeABank's products or services.

1. What is the principal grace period?

Principal grace period is a period of time during which the customer is allowed to postpone paying the principal portion of the loan, according to the agreement with the bank. During this period, the borrower still has to pay interest according to the contract.

The grace period helps borrowers reduce financial pressure right from the first months after disbursement. For long-term loans such as home loans, car loans or investment loans, the grace period can last from several months to several years, depending on the agreement with the bank.

For example, if you take out a loan to buy an apartment and the bank gives you a 12-month principal grace period, you only pay monthly interest in the first year, and the principal will be paid from the second year onwards. This makes it easier for you to plan your finances, especially if your initial income is not stable.

Principal grace period is a temporary suspension of principal payments, only interest payments.

2. Benefits of principal grace period

The principal grace period is not only a flexible benefit from the bank, but also brings many practical benefits to the borrower. Below are the main benefits that you can get when applying this mechanism:

  • Reduce initial debt repayment pressure:In the first months after borrowing money, the pressure to repay the debt is often quite high, especially when the loan value is high. Principal grace period helps you only have to pay interest, significantly reducing the financial burden, thereby avoiding bad debt or late payment.
  • Easy financial planning:Knowing your grace period in advance can help you plan your spending and cash flow. For example, if you are borrowing for a business, a grace period allows you to wait for revenue or profits from the project to come in before repaying the principal.
  • Suitable for long term loans:For home loans, auto loans, or long-term investments, a grace period allows the project to generate income before principal payments are required, while reducing the risk of sudden financial stress.

Principal deferrals can help ease financial pressure in the early stages if used appropriately.

3. Forms of principal grace period

Interest-only grace period

During the grace period, you do not have to pay principal, only interest payments according to the agreed interest rate. After the grace period ends, you will start paying both principal and interest over the remaining term. This is the most common form and is applied by many banks, especially for home loans or long-term investment loans.

Principal and interest grace period

Some banks allow borrowers to defer both principal and interest payments during a grace period. At the end of the grace period, you will repay the full principal and interest according to the agreed schedule. This is less common, but can be beneficial when borrowers need time to prepare cash flow before repaying the loan.

Principal grace period comes in two forms: interest-only or suspension of both principal and interest.

4. How to calculate principal grace period

To help you visualize clearly and in detail the operating mechanism of principal grace period, as well as see how interest and principal are calculated in each stage of the loan, please refer to the specific illustrative example below:

  • Loan amount: 500,000,000 VND
  • Interest rate: 10%/year
  • Loan term: 12 months
  • Principal grace period: 3 months

During the grace period

  • During the first 3 months, the borrower only pays interest, the principal does not have to be paid yet.
  • Monthly interest calculation formula:Monthly interest = Principal balance × Interest rate/year ÷ 12
  • Apply with example:First month's interest = 500,000,000 × 10% / 12 = 4,166,667 VND
  • February and March also pay interest of 4,166,667 VND/month.

After the grace period

From the 4th month, the borrower will start paying both principal and interest. The principal amount to be paid is divided equally in the remaining months, interest is calculated on the remaining balance if the bank applies the decreasing balance method.

Monthly payment schedule

Month

Principal payable (VND)

Interest payable (VND)

Total payment (VND)

Note

1

0

4.166.667

4.166.667

Interest only

2

0

4.166.667

4.166.667

Interest only

3

0

4.166.667

4.166.667

Interest only

4

62.500.000

3.125.000

65.625.000

Start paying principal

5

62.500.000

2.812.500

65.312.500

 

6

62.500.000

2.500.000

65.000.000

 

7

62.500.000

2.187.500

64.687.500

 

8

62.500.000

1.875.000

64.375.000

 

9

62.500.000

1.562.500

64.062.500

 

10

62.500.000

1.250.000

63.750.000

 

11

62.500.000

937.500

63.437.500

 

12

62.500.000

625.000

63.125.000

Complete debt repayment

Note:

  • Some banks calculate interest on the declining balance, some on the original principal balance, so the total amount payable may vary.
  • The table above illustrates the method of calculating the decreasing balance, it is easy to see that the principal decreases and the interest decreases every month.
  • The example is for illustrative purposes only and does not represent SeABank's fee/interest rate schedule.

5. Cost analysis of using principal grace period

Principal deferrals help reduce the initial repayment pressure, but you should note that the total cost of the loan may increase. The reason is that during the grace period, the principal has not yet been reduced, so interest will continue to be calculated on the entire original principal balance.

For example: you borrow 500 million VND, interest rate 10%/year, grace period 3 months. In the first 3 months, you only pay 4.17 million VND/month and have not reduced the principal. When you start paying the principal from the 4th month, the total interest after 12 months can be 2-3 million VND higher than a normal loan.

This means you have to consider between:

  • Reduce financial pressure immediately by not having to pay principal for the first few months, and
  • Increases overall borrowing costs due to interest accruing on the entire outstanding balance.

In short, the principal grace period is a flexible tool, but should be used judiciously and in accordance with personal financial situations.

Borrowing costs may increase when principal forbearance is applied.

6. Important notes when applying principal grace period

Before deciding to use principal grace period, you need to note some important points to avoid unwanted financial risks and manage your loan effectively:

Grace period does not mean debt relief: Many people mistakenly believe that during the grace period, they do not have to pay anything, but in reality, only the principal is deferred, while the interest is still due in full. If you skip this, the interest will continue to accrue and may result in higher borrowing costs. So, always make sure that you meet your interest obligations during the grace period.

Clear agreement with the bank: Before signing a loan agreement, discuss in detail with the bank the grace period, applicable interest rate and specific repayment schedule. All agreements should be clearly stated in the contract or contract appendix to avoid misunderstandings about rights and obligations. This helps you accurately predict future payments and reduces the risk of disputes.

Only apply if it fits your financial situation: Principal deferral is not always the best option. It is suitable when you are facing temporary financial difficulties, need time to stabilize cash flow, or want to invest profitably before paying back the principal. If your financial situation is stable, regular repayment will often help reduce the total interest cost and shorten the loan term.

Monitor debt repayment progress closely: Even if you are granted a principal grace period, you still need to plan to make timely principal payments after the grace period ends. Tracking your progress will help you avoid debt accumulation or late payments, and maintain your personal credit. You can use a detailed payment schedule or automatic reminders to ensure that you do not miss a payment.

SeABank supports a principal debt grace period to help customers reduce initial debt repayment pressure.

Principal grace period is a useful tool to help customers manage their loans, reduce financial pressure and have more time to prepare funds. However, to get the most benefits, borrowers need to clearly understand the mechanism, interest rates, grace period and detailed agreement with the bank.

If you are considering a loan and want to apply for principal forbearance,let'sContact SeABank for detailed advice. At SeABank, the application of principal grace period will depend on each loan product and the results of the application assessment according to the bank's regulations and the law.

For more information, you can contact SeABank via Hotline or visit website www.SeABank.com.vn.

Southeast Asia Commercial Joint Stock Bank SeABank

  • Address: BRG Building, 198 Tran Quang Khai, Hoan Kiem Ward, Hanoi
  • Call Center: KHCN 1900 555 587 / (024) 39448702 – KHDN 1900 599 952/ 024-32045952
  • Customer Service Email: contact@seabank.com.vn
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