Section 15300 Of Chapter 2. Restrictions On Voluntary And Involuntary Transfers From California Probate Code >> Division 9. >> Part 2. >> Chapter 2.

. Except as provided in Sections 15304 to 15307, inclusive, if the trust instrument provides that a beneficiary's interest in income is not subject to voluntary or involuntary transfer, the beneficiary's interest in income under the trust may not be transferred and is not subject to enforcement of a money judgment until paid to the beneficiary.