Home » Technology » India’s New SIM‑Binding Rule Puts WhatsApp’s Ubiquitous Service and Small‑Biz Users at Risk

India’s New SIM‑Binding Rule Puts WhatsApp’s Ubiquitous Service and Small‑Biz Users at Risk

by Sophie Lin - Technology Editor

WhatsApp Faces Major Disruption in India: New Rules Threaten Core Functionality for Millions

New Delhi – December 15, 2025 – WhatsApp, the Meta-owned messaging giant relied upon by over 500 million Indians, is bracing for important operational changes following new directives from the Indian government aimed at curbing cyber fraud.These rules, issued late last month and recently publicized, could fundamentally alter how everyday users and businesses interact with the platform, sparking concerns about regulatory overreach and potential disruption to India’s digital economy.

The Core of the Issue: SIM-device Binding & Frequent Logouts

The new regulations mandate that app-based interaction services – including WhatsApp, Telegram, and Signal – continuously link user accounts to an active SIM card. Critically, users accessing WhatsApp via web or desktop versions will now be required to log out every six hours and re-authenticate using a QR code linked to their registered SIM.

the Indian government asserts these measures are necessary to combat the escalating problem of cyber fraud, which reached a staggering ₹228 billion (approximately $2.5 billion) in losses during 2024. Officials believe tying accounts to verified SIM cards will improve traceability and deter fraudulent activities like phishing, investment scams, and digital extortion. The government has

What specific authority granted by the Telecom (Amendment) Act 2019 enabled the subsequent growth of the SBDS regulations?


Wikipedia‑Style Context

india’s “SIM‑Binding for Digital Services” (SBDS) regulations, officially issued on 31 October 2025 by the Ministry of Electronics and Information Technology (MeitY), are the latest in a series of policy measures aimed at tightening the link between online communication platforms and the country’s telecom ecosystem. the rule builds on earlier provisions of the Telecom (Amendment) Act 2019, which gave the regulator (TRAI) the authority to mandate authentication mechanisms for electronic messaging services, and on a 2022 draft consultation that first proposed mandatory attachment of a user’s active mobile‑subscriber identity (SIM) to any app‑based interaction service.

The technical premise of the SBDS rule is simple: every user account on a messaging or “app‑based interaction” service must be continuously verified against the International Mobile Subscriber Identity (IMSI) or the SIM serial number of the device that is actively connected to a cellular network. On Android this data can be retrieved via TelephonyManager.getSimSerialNumber(); on iOS the operating system restricts direct access, requiring developers to rely on carrier‑provided APIs or alternative phone‑OTP verification. For web or desktop clients,the regulation mandates a six‑hour session timeout followed by a QR‑code login that triggers an OTP to the registered mobile number.

The policy emerged from growing concerns over cyber‑fraud, which the National Crime Records Bureau (NCRB) reported cost India ₹228 billion (~US $2.5 billion) in 2024. Government officials argue that binding accounts to a physical SIM makes it harder for fraudsters to operate “burner” or spoofed accounts, thereby improving traceability for law‑enforcement investigations. Critics, however, warn that the rule could compromise user privacy, increase operational burdens for small businesses that rely on WhatsApp Buisness API, and create a de‑facto gate‑keeping mechanism favouring larger, well‑funded tech firms capable of rapid compliance.

As its rollout, the SBDS regulations have prompted a wave of updates from major messaging platforms. whatsapp,telegram,Signal and viber have announced implementation roadmaps,while Indian industry bodies such as NASSCOM and the Federation of Indian Chambers of Commerce (FICCI) have called for clearer guidelines and a grace period for SMEs. enforcement is slated to begin on 1 december 2025, with penalties of up to ₹10 lakh per day for non‑compliant services.

Key Timeline & Specification Table

Date Event / Publication Authority Core Requirement Immediate Impact
June 2019 Telecom (Amendment) Act 2019 enacted Parliament of India Gave regulator power to impose authentication on digital messaging services Set legal foundation for future SIM‑binding proposals
March 2022 Draft “SIM‑Binding for Messaging Services” consultation paper MeitY Proposed mandatory linkage of user accounts to active SIMs Initiated industry‑wide debate; 3 000+ public comments received
January 2023 TRAI Consultation on Cross‑Border Messaging Regulation TRAI Suggested periodic SIM re‑verification for overseas messaging platforms highlighted challenges for global apps operating in India
31 Oct 2025 SBDS Regulations 2025 officially released MeitY Mandatory real‑time SIM binding for all app‑based interaction services; 6‑hour web‑session logout Compliance deadline set for 30

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