SDCL § 43-2-14: Conveyance to two or more grantees creating joint tenancy.

Any deed, transfer, or assignment of real or personal property to two or more grantees, including any deed in which a grantor is also a grantee, which, by the method of describing such grantees or by the language of the granting habendum clause therein evinces an intent to create a joint tenancy in grantees shall be held and construed to create such joint tenancy.