SDCL § 59-12-15: Judicial relief.

(1) In addition to any petition under chapter 21-65, the following persons may petition a court to construe a power of attorney or review the agent's conduct, and grant appropriate relief:

(a) The principal or the agent;

(b) A guardian, conservator, or other fiduciary acting for the principal;

(c) A person authorized to make health care decisions for the principal;

(d) The principal's spouse, parent, or descendant;

(e) An individual who would qualify as a presumptive heir of the principal;

(f) A person named as a beneficiary to receive any property, benefit, or contractual right on the principal's death or as a beneficiary of a trust created by or for the principal that has a financial interest in the principal's estate;

(g) A governmental agency having regulatory authority to protect the welfare of the principal;

(h) The principal's caregiver or another person that demonstrates sufficient interest in the principal's welfare; and

(i) A person asked to accept the power of attorney.

(2) Upon motion by the principal, the court shall dismiss a petition filed under this section, unless the court finds that the principal lacks capacity to revoke the agent's authority or the power of attorney.