TRAI fixes February 15 deadline for 1600-series adoption by IRDAI-regulated entities for service calls

Telecom regulator TRAI has mandated that entities regulated by the Insurance Regulatory and Development Authority of India (IRDAI) should adopt, by February 15, 2026, the ‘1600’ series numbers for making service and transactional calls to consumers. Telecom Regulatory Authority of India (TRAI) said the direction has been issued with the objective of enhancing consumer trust, curbing spam and preventing fraudulent activities perpetrated through voice calls.