Idaho Code § 55-1007: Conveyance or encumbrance by a married couple.

The homestead of a married person shall not be conveyed or encumbered by a spouse without the consent of the other spouse. Either spouse may execute a power of attorney authorizing the other spouse to convey or encumber the homestead on behalf of the principal. Consent shall be evidenced by:

(1) Each spouse executing and acknowledging the instrument by which the homestead is conveyed or encumbered; or

(2) A deed from one spouse to the other spouse establishing the homestead property as the sole and separate property of the grantee spouse.