OCI & Overseas Citizenship

What is Part A and Part B in OCI Application?

autohr img By Vipul Jain | 12 May, 2026 | Editorial Standard

Part A and Part B in OCI Application

A foreign national of Indian origin applying for an OCI card is important and confusing, as most applicants fill out Parts A and B of the OCI application form.

Most of the applicants don't know the full process to fill out their application forms, while some fill out incorrectly or without understanding the process.

In this blog, we will discuss how to correctly fill out Parts A and B in the OCI application and explain the complete process to fill in all the details correctly. We also provide a list of common mistakes to avoid while filling out parts A and B of the OCI application.

Key Takeaways

  • The OCI application form includes Part A and Part B, which applicants need to fill out.
  • Part A generally includes the basic details of the OCI applicant.
  • Part B of the OCI application involves information about OCI eligibility and background.
  • You can apply for an OCI card through the official OCI services portal.

What is an OCI Application Form?

An OCI application form is an online form that is filled out by foreign nationals of Indian origin through the official OCI portal. The Indian government manages this portal. It includes two different sections:

  • Part A - It includes the basic personal details of the applicant, such as name, contact details, parents' names, date of birth, etc.
  • Part B - In this section, you need to provide additional details on eligibility and background information.

An applicant needs to submit both sections of the application to submit the application smoothly without facing any errors or mistakes.

What is Part A in the OCI Application?

Part A in the OCI application form includes the basic details of the applicant that you need to fill in.

Here is the information given below that you need to fill in your Part A in the OCI application.

  • Full name as mentioned in your foreign passport.
  • Date of birth and place of birth.
  • Details about Gender and marital status.
  • Nationality (current and previous if available).
  • Provide passport details, such as issue date, expiry date, and passport number.
  • Enter details of parents' names and nationality.
  • Provide contact details such as email or mobile number.

When to Use Part A in the OCI Application?

An OCI applicant needs to use Part A of the OCI application form at the time of:

  • At the time of starting the OCI application.
  • For generating a temporary Application ID.
  • To save and continue filing the application letter.

Once the applicants have filled out all parts A of the application, you will get a temporary ID or file reference number for further application process.

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What is Part B of the OCI Application?

Part B of the OCI application includes the detailed background of the OCI applicant and proof of eligibility.

Part B of the application includes the following information:

  • The details of the family background, such as the parents' grandparents of Indian origin.
  • OCI application eligibility, such as Indian origin, Spouse-based, etc.
  • Professional and occupational details of the OCI applicant.
  • Applicant's address history.
  • Citizenship details previously held, if any.
  • Answer all the security-related questions, such as criminal record and immigration issues.

When to Use Part B in OCI Application?

Here are the following conditions given below when you need to use your Part B of the application.

  • When you have filled out your OCI application form, Part A.
  • At the time of login to your OCI application with your temporary ID or file reference number.
  • When you are submitting your OCI application.

You need to fill out Part B of the OCI application to submit all the supporting documents for your OCI application.

Difference Between Part A and Part B of the OCI application?

Check out the table given below to see the difference between Part A and Part B in the OCI application.

Features Part A Part B
Purpose Part A includes basic personal information of the OCI applicant Part B includes the eligibility and background information.
Time of application Filing At the start of the OCI application After Part A of the OCI application is filled out.
Output It generates a temporary Application ID or file reference number that will be used in further processing Once it is filled, you need to attach supporting documents and enable the final submission of the OCI application.
Difficulty Easy to fill The applicant needs to write detailed information.

What is the OCI Application Process?

Here is the detailed step-by-step application process given to fill your OCI application, along with Part A and Part B.

  1. You need to go to the official OCI Services portal.
  2. Log in and register at the portal, and start a new OCI application.
  3. Fill out Part A of the OCI application, where you will get a temporary ID.
  4. Next, fill out Part B of the OCI application along with complete eligibility information.
  5. Upload all the supporting documents for your OCI application.
  6. Pay the required fees for the OCI application.
  7. Book an appointment at the nearest Indian mission, consulate, or at any authorized outsourcing centre.
  8. Submit your application with all the documents to the appointment centre.

After successful submission, you can track the OCI application status with the help of the acknowledgement number sent to your registered email address.

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What are the Common Mistakes to Avoid While Filing an OCI Application?

Many of the applicants make the same mistakes, which leads to rejection or a delay in the OCI processing. To have a smooth process, here are some of the common mistakes given below that you need to avoid while filing for the OCI card application process.

  • Make sure the name you have entered in your OCI application matches your supporting documents. Many applicant enter names that don't match their supporting documents, resulting in cancellation or rejection of their OCI application.
  • If you have filled in any incorrect passport numbers or any dates, then your application can face trouble. Make sure to provide the correct passport number in your OCI application.
  • Most of the OCI applicants skip Part B of the OCI application, assuming it is not important, but it leads to rejection of their OCI application.
  • Entering wrong or incorrect information about family history can also delay or lead to rejection of your application. So, always provide the correct information in your Part A and Part B of the OCI application.
  • Entering incorrect basic details in the OCI application form, such as the wrong date of birth, a mismatched address, in the OCI application form.
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Tips for OCI Applicants for Smooth Filing

An individual needs to carefully fill out Part A and Part B of the application. Here are some of the important tips given below for the OCI applicants to fill out their parts A and B of the OCI application smoothly.

  • Submit all the required documents for the OCI card application, such as a passport, etc.
  • You need to double-check all the details in your OCI application parts A and B to avoid any rejection or delays.
  • Make sure to note down the temporary ID, application ID, or file reference number for future application processing.
  • Applicants need to check that their information in Part B matches the supporting documents.
  • Fill out all the application details correctly in a given format, and without any spelling errors.

Conclusion

It is necessary to fill out parts A and B in the OCI application for a smooth application process. Part A of the application includes basic details of the applicant, and Part B of the OCI application includes eligibility and background details. Applicants need to fill out both parts of the OCI form with all the supporting documents and fees.

You can also take assistance from the Visament website, which helps you to fill out the OCI application, reducing the chances of errors and rejection. If you have any doubts, queries, or issues about the OCI application, then you can freely contact our Visament agents. Here you will get instant solutions to all your problems from experts who are active 24/7 to help you.

Frequently Asked Questions

Yes, an OCI applicant needs to fill out Part B in the OCI application. Without filing, you cannot submit your OCI application.

Yes, once you have filled out Part A of the OCI application, you will get a temporary application ID or file reference number through which you can later continue to fill out your OCI Application Part B.

After completing Part A in the OCI application, you will receive a temporary application ID through which you can fill out your part B later.

There is a possibility that you can edit your application part A before the final submission. However, it is highly advised by the authorities to check application details before submitting them to avoid getting these issues, which can delay the processing of the OCI application.

Part B in the OCI application is important to fill out because it determines eligibility and background details. Filing it incorrectly can lead to OCI application delay or rejection.

If you have made a mistake in your OCI application form, then you can easily go back and edit the information before the final submission through the use of a temporary ID or file reference number, which you got after submitting the application. However, if you have submitted your OCI application, then you need to resubmit the application form with all the correct details and documents to the Indian consulate or Mission. So, to avoid delays, you need to double-check all the information before submission.

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