[3] Under the scheme, municipal corporations of the state-run canteens serving subsidised food at low prices.

[4] The genesis of the scheme could be traced to the concept of rural restaurants promoted by Nimbkar Agricultural Research Institute.

Amma translates to mother in Tamil, but is also a reference to the former chief minister of Tamil Nadu J. Jayalalithaa, who introduced this restaurant chain as part of government schemes aimed at aiding economically disadvantaged sections of society.

[6] The scheme requires municipal corporations in the state to establish canteens at multiple places in cities and sell subsidised food at very low prices.

[9][10] It has been reported that massive losses are incurred by corporations by offering food at very low rates.