1.  Except as otherwise provided in subsection 2 or subsection 2 of NRS 104.9312, 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 4, 5, 6 or 7 of NRS 104.9308;

(b) That is perfected under NRS 104.9309 when it attaches;

(c) In property subject to a statute, regulation or treaty described in subsection 1 of NRS 104.9311;

(d) In goods in possession of a bailee which is perfected under paragraph (a) or (b) of subsection 4 of NRS 104.9312;

(e) In certificated securities, documents, goods or instruments which is perfected without filing, control or possession under subsection 5, 6 or 7 of NRS 104.9312;

(f) In collateral in the secured party’s possession under NRS 104.9313;

(g) In a certificated security which is perfected by delivery of the security certificate to the secured party under NRS 104.9313;

(h) In deposit accounts, electronic chattel paper, electronic documents, investment property or letter-of-credit rights which is perfected by control under NRS 104.9314;

(i) In proceeds which is perfected under NRS 104.9315; or

(j) That is perfected under NRS 104.9316.

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