Priority of security interests in transferred collateral

D.C. Code § 28:9-325, under Priority..

D.C. Code § 28:9-325

(a) Except as otherwise provided in subsection (b), a security interest created by a debtor is subordinate to a security interest in the same collateral created by another person if: (1) The debtor acquired the collateral subject to the security interest created by the other person; (2) The security interest created by the other person was perfected when the debtor acquired the collateral; and (3) There is no period thereafter when the security interest is unperfected. (b) Subsection (a) subordinates a security interest only if the security interest: (1) Otherwise would have priority solely under § 28:9-322(a) or 28:9-324; or (2) Arose solely under § 28:2-711(3) or 2A-508(5).