Telcos implement suffixes for SMS headers, urge for unified consent framework

NEW DELHI: The telecom industry on Tuesday said it has successfully implemented suffixes to SMS headers, as per the Telecom Regulatory Authority of India’s (TRAI) latest amendment, to improve transparency of communications and reduce spam and unsolicited messages.

These suffixes for SMS headers include promotional (‘P’), service-related (‘S’), transactional (‘T’) and Government (‘G’) communications, as mandated by the Telecom Commercial Communication Customer Preference Regulations (TCCCPR) vide its amendment to the TCCCP Regulation dated February 12, 2025.