What is a K-1 and How Does it Affect my IRA?

If your Self-Directed IRA LLC is a multi-member entity, you must file Form 1065 and Schedule K-1, but generally, no taxes are due.
Identifying UBTI for a Self-Directed IRA on Form K-1

Some Self-Directed IRA investments may be taxable – identifying UBTI on Form K-1 is one way to know when your investment is taxable.