DoT has issued an advisory against the use of cellular signal jammers, GPS blockers and other signal jamming devices by the general public, deeming it illegal unless specifically permitted by the government. To this end, in a memorandum issued in public interest on July 1, 2022, DoT clarified that only states, union territories, defence forces and central police organisations can procure and use jammers approved by the government. The advisory stated that private sector organisations and private individuals cannot procure or use jammers in India.