Strategic Tax Planning for Individual, Corporations, and Partnerships, and Non-for Profit Entities IRS and State Audit Representation Tax Research, Interpretation, and Analysis International Tax Planning Form 1040 Individual Income Tax Return Form 1120 U.S Corporation Income Tax Return Form 1120S for S Corporations Form 990 Return of Organization Exempt from Income Tax Form 1065 U.S. Return of Partnership Income Form 1041 U.S. Income Tax Return for Estates and Trusts Form 706 Estate Tax Return Form 709 Gift Tax Return