§ 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 deposit accounts, electronic chattel paper, electronic documents, investment property, or letter-of-credit rights which is perfected by control under section 9-314 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. (Added 1999, No. 106 (Adj. Sess.), § 2, eff. July 1, 2001; amended 2015, No. 51, § B.9, eff. June 3, 2015.)