Conversion tax and na assesment rate for change of use from agri to non agriculture in maharashtra

What is the current conversion tax and NA assesment rate for conversion of agriculture land to non agriculture land in maharashtra for different usesi.e residential,commercial,industrial.Earlier it used to be some(x) percentage of ready reckoner /ASR rate of the city/tehsil/village/revenue survey number.From where can I get related government circulars and notification of maharastra?