From Aadhaar Transactions To 1 Sept Mobile Number Linking Deadline: Key India Post Rule Changes Explained

For millions of Indians who rely on the post office for savings and banking services, a visit to the branch may soon involve far less paperwork. India Post has expanded Aadhaar-based e-KYC service across its network, allowing customers to carry out several transactions through biometric authentication.

At the same time, account holders have been asked to ensure their mobile numbers are linked to their accounts before September, making it one of the most significant customer service updates introduced by the postal department in recent years.

What Are The Changes?

The Department of Posts has extended its Aadhaar-based electronic know your customer (e- KYC) facility to branch post offices across the country. Earlier, the service was largely limited to the departmental post office. The move aims to improve accessibility, especially for customers in rural and remote areas.

Under the new framework, customers' details can be verified through Aadhaar authentication, eliminating the need for several paper-based documents.

Aadhaar-Based Transaction Now Easier

Customers with eligible Post Office Savings Bank (POSB) accounts can now conduct a transition using Aadhaar authentication.
- Paperless deposits at post office branches.
- Aadhaar authentication withdrawal of up to Rs. 20,000 without submitting withdrawal forms.
- Faster customer verification through biometric authentication.
- Reduce paperwork and quicker processing times.

Mobile Number Linking With Accounts

India Post has urged customers to ensure that their mobile numbers are linked and updated with their accounts. Mobile number registration enables proper OTP verification, transaction alerts and account notifications, secure authentication for digital services, and easier access to account-related updates and services.

Why Mobile Number Linking Deadline Is Important?

Customers who have not yet linked or updated their mobile number should visit their nearest post office and complete the process before September 1, 2026. Keeping mobile numbers updated helps ensure uninterrupted access to banking and savings services and facilitates smoother Aadhaar-based verification. The initiative is expected to particularly benefit,

- Senior Citizen relying on post office saving scheme.
- Rural customers who depend on branch level service
- Beneficiaries receiving government subsidies through Aadhaar linked accounts.
- Customers seeking quicker and paperless banking service.

India Post's new e - KYC framework marks another step towards digitising postal banking service. With Aadhaar based authentication now available at branch post offices, with mobile number linking becoming increasingly important, customers should review their account details and complete any pending updates well before the September 1, 2026 deadline to avoid inconvenience and continue well before accessing services seamlessly.