Idaho Statutes Title 63. Revenue and Taxation § 63-3051. Property subject to lien

If any person liable to pay any tax neglects or refuses to pay the same after demand, the amount of such tax, including any interest, penalty, additional amount, or addition to such tax, together with any costs that may accrue in addition thereto, shall be a lien in favor of the state of Idaho upon all property and rights to property, whether real or personal, belonging to such person or acquired afterwards and before the lien expires. Such lien shall not be valid as against any mortgagee or other lienholder, pledgee, secured party, purchaser, or judgment lienor until notice thereof has been filed in the office of the secretary of state in the form and manner provided in chapter 19, title 45, Idaho Code.