Held by Supreme Court in Hitendra Vishnu Thakur vs State Of Maharashtra on 12 July, 1994
Equivalent citations: 1994 AIR 2623, 1994 SCC (4) 602
(i)A statute which affects substantive rights is presumed to be prospective in operation unless made retrospective, either expressly or by necessary intendment, whereas a statute which merely affects procedure, unless such a construction is textually impossible, is presumed to be retrospective in its application, should not be given an extended meaning and should be strictly confined to its clearly defined limits.