Group A Comprising the developed areas, viz. Mumbai Metropolitan Region (MMR) and Pune Metropolitan Region (PMR).
Group B Comprising the areas where some development has taken place
Group C Comprising the areas, which are less developed than those at Group B
Group D Comprising the lesser-developed areas of the State not covered under Group A/ Group B/ Group C.
Group D+ Comprising those least developed areas not covered under Group A/Group B/Group C/Group D.