Mass. Gen. Laws ch. 106, § 9-110: Security Interests Arising Under Article 2 or 2A

Section 9–110. A security interest arising under Section 2–401, 2–505, 2–711(3), or 2A-508(5) shall be subject to this article, but until the debtor obtains possession of the goods:

(1) the security interest is enforceable, even if Section 9–203(b)(3) has not been satisfied;

(2) filing is not required to perfect the security interest;

(3) the rights of the secured party after default by the debtor are governed by Article 2 or 2A; and

(4) the security interest has priority over a conflicting security interest created by the debtor.