Wyo. Stat. § 34.1-9-310 (2026)

interest or agricultural lien; security interests and
agricultural liens to which filing provisions do not apply.

     (a) Except as otherwise provided in subsection (b) and
section 34.1-9-312(b), 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:

          (i) That is perfected under section 34.1-9-308(d),
(e), (f) or (g);

          (ii)   That is perfected under section 34.1-9-309 when
it attaches;

          (iii) In property subject to a statute, regulation,
or treaty described in section 34.1-9-311(a);
          (iv) In goods in possession of a bailee which is
perfected under section 34.1-9-312(d)(i) or (ii);

          (v) In certificated securities, documents, goods or
instruments which is perfected without filing, control or
possession under section 34.1-9-312(e), (f) or (g);

          (vi) In collateral in the secured party's possession
under section 34.1-9-313;

          (vii) In a certificated security which is perfected
by delivery of the security certificate to the secured party
under section 34.1-9-313;

          (viii) In deposit accounts, electronic chattel paper,
electronic documents, investment property or letter-of-credit
rights which is perfected by control under section 34.1-9-314;

          (ix)   In proceeds which is perfected under section
34.1-9-315; or

         (x)     That is perfected under section 34.1-9-316.

     (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.