UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
Notice of Effectiveness
Effectiveness Date: December 16, 2009 5:00 P.M.
Form: S-3
CIK: 0000720002
Company Name: MAINSOURCE FINANCIAL GROUP
File Number: 333-157441
CIK: 0001456505
Company Name: MainSource Capital Statutory Trust I
File Number: 333-157441-01