New Delhi,   The Centre on Monday said the use of cellular signal jammer, GPS blocker or other signal jamming device is illegal, except specifically permitted by the Government of India.

"It has also been stated that it is unlawful to advertise, sell, distribute, import or otherwise market signal jamming devices in India, except as permitted under the guidelines mentioned above," the government stated.

With regards to signal booster or repeater it has been stated that it is unlawful to possess, sale, or use mobile signal repeater or booster by any individual or entity other than the licensed Telecom Service Providers.

The DoTA had in January warned all e-commerce companies from selling or facilitating the sale of wireless jammers on their online platforms.

It is unlawful to advertise, sell, distribute, import, or market signal jamming devices in India, except as permitted under the guidelines and possess, sell, or use a mobile signal repeater or booster by any individual or entity other than the licensed Telecom Service Providers.

The guidelines say that private sector organisations or individuals cannot procure or use jammers in India.