Form 1042 Annual Withholding Tax Return for U.S. Source Income of Foreign Persons
Instructions for Form 1042, Annual Withholding Tax Return for U.S. Source Income of Foreign Persons

Form 1120 U.S. Corporation Income Tax Return
Instructions for Form 1120, U.S. Corporation Income Tax Return

Form 1120-F U.S. Income Tax Return of a Foreign Corporation
Instructions for Form 1120-F, U.S. Income Tax Return of a Foreign Corporation

Form 1120-FSC U.S. Income Tax Return of a Foreign Sales Corporation
Instructions for Form 1120-FSC, U.S. Income Tax Return of a Foreign Sales Corporation

Form 1120-PC U.S. Property and Casualty Insurance Company Income Tax Return
Instructions for Form 1120-PC, U.S. Property and Casualty Insurance Company Income Tax Return

Form 1120-S U.S. Income Tax Return for an S Corporation
Instructions for Form 1120-S, U.S. Income Tax Return for an S Corporation

Form 1120-X Amended U.S. Corporation Income Tax Return

Form 3520-A Annual Information Return of Foreign Trust With a U.S. Owner
Instructions for Form 3520-A, Annual Information Return of Foreign Trust With a U.S. Owner

Form 5471 Information Return of U.S. Persons With Respect To Certain Foreign Corporations
Instructions for Form 5471, Information Return of U.S. Persons With Respect to Certain Foreign Corporations

Form 5472 Information Return of a 25% Foreign-Owned U.S. Corporation or a Foreign Corporation Engaged in a U.S. Trade or Business
Instructions for Form 5472, Information Return of a 25% Foreign-Owned U.S. Corporation or a Foreign Corporation Engaged in a U.S. Trade or Business

Form 8288 U.S. Withholding Tax Return for Dispositions by Foreign Persons of U.S. Real Property Interests
Instructions for Form 8288, U.S. Withholding Tax Return for Dispositions by Foreign Persons of U.S. Real Property Interests

Form 8288-A Statement of Withholding on Dispositions by Foreign Persons of U.S. Real Property Interests

Form 8288-B Application for Withholding Certificate for Dispositions by Foreign Persons of U.S. Real Property Interests

Form 8453-C U.S. Corporation Income Tax Declaration for an IRS e-file Return

Form 8865 Return of U.S. Persons With Respect to Certain Foreign Partnerships
Instructions for Form 8865, Return of U.S. Persons With Respect to Certain Foreign Partnerships

Form 8865 (Schedule O) Transfer of Property to a Foreign Partnership (under section 6038B)