Ask for an Extension On Forms for Filing Extensions
If You File
Schedule A, Form 1040, for employees Form 4868
Schedule C, Form 1040, for sole proprietors Form 4868
Schedule F, Form 1040, for farmers Form 4868
Form 1065, for partnerships and LLCs Form 7004
Form 1120, for C corporations Form 7004
Form 1120S, for S corporations Form 7004