You can find all the US IRS tax forms by clicking on the following link: IRS Forms and Instructions

Furthermore, you can find some of the more common forms and publications you may need below:

• 3520
• 5471
• 1116
• 1040
• 1040NR
• TD F 90-22.1 (FBAR)
• 8938
• Instructions for Form 8938
• Publication 54, Tax Guide for U.S. Citizens and Residents Abroad

All forms are in PDF format. If you don't have Adobe PDF Reader you can download it for free.