You can still file jointly if you wish. In a single member LLC, your wife can report the business on a schedule C of your joint return in the same manner as if you did not have a LLC. The IRS regards a single member LLC as a disregarded entity.
The schedule C is included on your personal 1040.
**Say "Thanks" by clicking the thumb icon in a post
**Mark the post that answers your question by clicking on "Mark as Best Answer"