It is necessary to link PAN-Aadhaar before 31 December 2025. If you do not do this, your PAN card will be closed from January 1, 2026 and all tax work will come to a halt. so
If you have not yet linked your PAN card with Aadhar card, now it may prove costly for you to postpone this task. Government for all taxpayers pan And Aadhaar linking has been made mandatory, and its last date has been fixed as 31 December 2025. If you do not complete the linking by this deadline, your PAN card will become inactive from January 1, 2026. This simply means, neither you tax You will not be able to file returns, nor will you get your refund, and many financial transactions may come to a halt.
If you do not link PAN-Aadhaar by the due date, your PAN will be closed, and with it many important financial transactions will be affected.
If you later link PAN and Aadhaar, your PAN will be reactivated within 30 days.
After PAN is deactivated, there will be no direct impact on your existing bank account or investments, but future financial transactions will come to a halt.
According to the Finance Ministry’s notification dated April 3, 2025, people who have been issued PAN card before October 1, 2024, will have to link PAN-Aadhaar by December 31, 2025. This rule is also applicable to those who have made PAN through Aadhaar Enrollment ID. Some categories have been exempted like senior citizens above 80 years of age, NRIs (Non-Resident Indians) and residents of Assam, Meghalaya and Jammu and Kashmir.

You can link your PAN with Aadhaar very easily on the Income Tax Department website. Just follow these steps for this.
Name, date of birth and mobile number should be same on PAN and Aadhaar. Save the screenshot or receipt after linking. The server on the website may slow down or crash near the last date, so it is better to link in time.
The government has made PAN-Aadhaar linking mandatory so that tax evasion and fake PAN cards can be prevented. Also, the identity of every taxpayer can be linked to a unique ID. This will make financial transparency and digital monitoring easier.