Section 14A(10) in Karnataka Town and Country Planning Act, 1961
(10)The Development Rights shall be calculated based on the land area or building area surrendered by the owner to any Public Authority free from all encumbrances and without claiming any compensation. The Land or building area so surrendered shall be converted into 'Notional Land' to extent specified in the Table below based on the value of the land determined on the basis of Market value notified by the State Government under the Karnataka Stamp Act, 1957.