Idaho Code § 30-24-301: BECOMING LIMITED PARTNER.

(a) Upon formation of a limited partnership, a person becomes a limited partner as agreed among the persons that are to be the initial partners.

(b) After formation, a person becomes a limited partner:

(1) As provided in the partnership agreement;

(2) As the result of a transaction effective under chapter 22, title 30, Idaho Code;

(3) With the affirmative vote or consent of all the partners; or

(4) As provided in section 30-24-801(a)(4) or (5), Idaho Code.

(c) A person may become a limited partner without:

(1) Acquiring a transferable interest; or

(2) Making or being obligated to make a contribution to the limited partnership.