Section 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) General rule: perfection by filing. -- Except as otherwise provided in subsection (b) and Section 9-312(b), a financing statement must be filed to perfect all security interests and agricultural liens.(b) Exceptions: filing not necessary. -- The filing of a financing statement is not necessary to perfect a security interest:(1) that is perfected under Section 9-308(d), (e), (f), or (g);(2) that is perfected under Section 9-309 when it attaches;(3) in property subject to a statute, regulation, or treaty described in Section 9-311(a);(4) in goods in possession of a bailee which is perfected under Section 9-312(d)(1) or (2);(5) in certificated securities, documents, goods, or instruments which is perfected without filing, control, or possession under Section 9-312(e), (f), or (g);(6) in collateral in the secured party's possession under Section 9-313;(7) in a certificated security which is perfected by delivery of the security certificate to the secured party under Section 9-313; (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;(8.1) in chattel paper which is perfected by possession and control under Section 9-314A;(9) in proceeds which is perfected under Section 9-315; or(10) that is perfected under Section 9-316.(c) Assignment of perfected security interest. -- 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.Amended by Laws 2023 , ch. 174, s 57, eff. 8/18/2023. 72 Del. Laws, c. 401, § 1; 74 Del. Laws, c. 332, §§ 53, 54.;