9A V.S.A. § 9—310: When filing required to perfect security interest or agricultural lien; security interests and agricultural liens to which filing provisions do not apply

(a) Except as otherwise provided in subsection (b) of this section and subsection 9—312(b) of this title, a financing statement must be filed to perfect all security interests and agricultural liens.

(b) The filing of a financing statement is not necessary to perfect a security interest:

(1) that is perfected under subsection 9—308(d), (e), (f), or (g) of this title;

(2) that is perfected under section 9—309 of this title when it attaches;

(3) in property subject to a statute, regulation, or treaty described in subsection 9—311(a) of this title;

(4) in goods in possession of a bailee which is perfected under subdivision 9—312(d)(1) or (2) of this title;

(5) in certificated securities, documents, goods, or instruments which is perfected without filing, control, or possession under subsection 9—312(e), (f), or (g) of this title;

(6) in collateral in the secured party’s possession under section 9—313 of this title;

(7) in a certificated security which is perfected by delivery of the security certificate to the secured party under section 9—313 of this title;

(8) in controllable accounts, controllable electronic records, controllable payment intangibles, deposit accounts, electronic documents, investment property, or letter-of-credit rights which is perfected by control under section 9—314 of this title;

(8.1) in chattel paper which is perfected by possession and control under section 9—314A of this title;

(9) in proceeds which is perfected under section 9—315 of this title; or

(10) that is perfected under section 9—316 of this title.

(c) If a secured party assigns a perfected security interest or agricultural lien, a filing under this article is not required to continue the perfected status of the security interest against creditors of and transferees from the original debtor.