To apply for a PAN (Permanent Account Number) in India, you can follow these steps:

Visit the NSDL or UTITSL website: Go to the official website of the National Securities Depository Limited (NSDL) or UTI Infrastructure Technology and Services Limited (UTITSL), which are authorized by the Income Tax Department of India to process PAN applications.

Select the PAN Application Form: On the website, select the appropriate PAN application form based on your category:
    1. Form 49A: For Indian citizens, including individuals, companies, firms, and trusts.
    2. Form 49AA: For foreign citizens or entities incorporated outside India.

Fill in the Application Form: Fill in the PAN application form online with accurate and complete details. Provide information such as your name, date of birth, address, contact information, and other required information. Double-check the form for any errors or omissions.

Submit the Form: After filling in the form, submit it electronically on the website. You will receive an acknowledgment number upon successful submission.

Make the Payment: Pay the applicable processing fee online using net banking, debit card, or credit card. The fee varies depending on the communication address (within India or outside India) and the mode of delivery of the PAN card.

Print and Sign the Application: After successful submission, you need to print the filled-in application form. Sign the form in the designated places. If you are a foreign citizen, you may need to get the form attested by a notary or an Indian embassy/consulate/High Commission.

Attach Supporting Documents: Attach the necessary supporting documents as specified in the application form. These documents typically include proof of identity, proof of address, and proof of date of birth. Refer to the instructions provided with the application form for the complete list of acceptable documents.

Send the Application: Send the printed and signed application form along with the supporting documents to the address mentioned on the website. Ensure that the envelope is labeled "APPLICATION FOR PAN - <Acknowledgment Number>."
Track Application Status: You can track the status of your PAN application using the acknowledgment number on the NSDL or UTITSL website. It may take a few weeks for the PAN card to be processed and dispatched.

It is advisable to review the instructions and guidelines provided on the NSDL or UTITSL website or consult with a tax professional for any specific requirements or updates regarding PAN application in India.