Yes. Unless you are single-member LLC that has opted into filing as an S corporation, you will be taxed just like a sole proprietor. However, if you have multiple owners in the LLC, you will be taxed as a partnership, and will need to complete Schedule K-1.
This post is to be used for informational purposes only and does not constitute legal, business, or tax advice. Each person should consult his or her own attorney, business advisor, or tax advisor with respect to matters referenced in this post.