If you have them, you may be subject to FBAR reporting. The IRS guide on this reporting is very helpful. Note: Under new law, the deadline for FBAR filing will change in 2017 (not 2016) from June 30 to April 15.
Are you self-employed? There’s a book for that! For essential year-round tax planning and critical business strategy, you’ll want your copy of J. K. Lasser’s Guide to Self-Employment: Taxes, Tips and Money-Saving Strategies for Schedule C Filers - available on Amazon!