PAN card update: In a significant financial update the deadline to link your Permanent Account Number (PAN) with your Aadhaar card is fast approaching and if you are unable to link your PAN card with Aadhar card by the last date your PAN card will be deactivated. In the recent update the Income Tax Department has made it clear that failure to do so by December 31 2025 will render your PAN card inoperative. Here are all the details you need to know about the PAN card linkage update. Details on PAN card-Aadhar linkage The significance that PAN card holds in our financial day-to-day lives cannot be underestimated. In today’s financial system the PAN card is essential for filing taxes opening bank accounts and making large transactions such inaction could severely disrupt your daily financial activities. Why is PAN card important? PAN card is a 10-digit unique identifier issued by the Income Tax Department which is vital for tracking an individual’s financial transactions. As per experts if the PAN card is not linked to Aadhaar several key services will be affected. For example you won’t be able to file income tax returns (ITR) and any return already filed could be considered invalid. Moreover bank accounts could also be frozen if your PAN card is not linked with Aadhar. In addition to this you will be unable to invest in mutual funds shares or systematic investment plans (SIPs). How to link your PAN and Aadhaar online? Therefore if you want to avoid these complications you should link your PAN card and Aadhaar online through the Income Tax Department’s official website incometax.gov.in https://www.incometax.gov.in. By simply clicking on the “Link Aadhaar” option and entering your PAN Aadhaar number and other details you can complete the Aadhar-PAN link after verifying  you verify your account with the OTP sent to your registered mobile number.