India, Nov. 12 -- India's pollution-under-control (PUC) testing system could see tighter safeguards against manipulation, with a proposed amendment to vehicle emission-testing standards requiring testing equipment to digitally sign results and transmit them directly to a central government server.

The October 2026 amendment to the Automotive Industry Standard (AIS)-137 (Part 8), issued under the Central Motor Vehicles Rules, proposes introducing hardware-based security features in petrol and diesel vehicle emission-testing equipment to ensure that readings cannot be altered by operators or external devices.

Under the proposed framework, gas analysers and smoke meters will have to incorporate a dedicated Trusted Platform Module (TPM 2.0)...