Utah Code § 70A-9a-310: When filing required to perfect security interest or agricultural lien -- Security interests and agricultural liens to which filing provisions do not apply.

(1) Except as otherwise provided in Subsection (2) and Subsection 70A-9a-312(2), a financing statement must be filed to perfect all security interests and agricultural liens.

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

(a) that is perfected under Subsection 70A-9a-308(4), (5), (6), or (7);

(b) that is perfected under Section 70A-9a-309 when it attaches;

(c) in property subject to a statute, regulation, or treaty described in Subsection 70A-9a-311(1);

(d) in goods in possession of a bailee which is perfected under Subsection 70A-9a-312(4)(a) or (b);

(e) in certificated securities, documents, goods, or instruments which is perfected without filing, control, or possession under Subsection 70A-9a-312(5), (6), or (7);

(f) in collateral in the secured party's possession under Section 70A-9a-313;

(g) in a certificated security which is perfected by delivery of the security certificate to the secured party under Section 70A-9a-313;

(h) 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 70A-9a-314;

(i) in chattel paper which is perfected by possession and control under Section 70A-9a-314.1;

(j) in proceeds which is perfected under Section 70A-9a-315; or

(k) that is perfected under Section 70A-9a-316.

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