Environmental protection: underground storage tanks; underground storage tank corrective action fund; modify. Amends secs. 21502, 21503, 21506a, 21506b, 21510, 21510a, 21510d, 21515, 21516, 21518, 21519, 21519a, 21521, 21524 & 21548 of 1994 PA 451 (MCL 324.21502 et seq.) & repeals sec. 21510c of 1994 PA 451 (MCL 324.21510c ).