SDCL § 58-29B-69: When transfer of property other than real property deemed made or suffered.

For purposes of §§ 58-29B-61 and 58-29B-66, transfer of property other than real property shall be deemed to be made or suffered when it becomes so far perfected that no subsequent lien obtainable by legal or equitable proceedings on a simple contract could become superior to the rights of the transferee.