1. (a) A security interest in chattel paper, negotiable documents, instruments or investment property may be perfected by filing.

2. (b) Except as otherwise provided in subsections (c) and (d) of section 42a-9-315 for proceeds:

   1. (1) A security interest in a deposit account may be perfected only by control under section 42a-9-314;
   2. (2) And except as otherwise provided in subsection (d) of section 42a-9-308, a security interest in a letter-of-credit right may be perfected only by control under section 42a-9-314; and
   3. (3) A security interest in money may be perfected only by the secured party's taking possession under section 42a-9-313.

3. (c) While goods are in the possession of a bailee that has issued a negotiable document covering the goods:

   1. (1) A security interest in the goods may be perfected by perfecting a security interest in the document; and
   2. (2) A security interest perfected in the document has priority over any security interest that becomes perfected in the goods by another method during that time.

4. (d) While goods are in the possession of a bailee that has issued a nonnegotiable document covering the goods, a security interest in the goods may be perfected by:

   1. (1) Issuance of a document in the name of the secured party;
   2. (2) The bailee's receipt of notification of the secured party's interest; or
   3. (3) Filing as to the goods.
5. (e) A security interest in certificated securities, negotiable documents or instruments is perfected without filing or the taking of possession or control for a period of twenty days from the time it attaches to the extent that it arises for new value given under an authenticated security agreement.

6. (f) A perfected security interest in a negotiable document or goods in possession of a bailee, other than one that has issued a negotiable document for the goods, remains perfected for twenty days without filing if the secured party makes available to the debtor the goods or documents representing the goods for the purpose of:

   1. (1) Ultimate sale or exchange; or
   2. (2) Loading, unloading, storing, shipping, transshipping, manufacturing, processing or otherwise dealing with them in a manner preliminary to their sale or exchange.

7. (g) A perfected security interest in a certificated security or instrument remains perfected for twenty days without filing if the secured party delivers the security certificate or instrument to the debtor for the purpose of:

   1. (1) Ultimate sale or exchange; or
   2. (2) Presentation, collection, enforcement, renewal or registration of transfer.
8. (h) After the twenty-day period specified in subsection (e), (f) or (g) expires, perfection depends upon compliance with this article.

(1959, P.A. 133, S. 9-312; P.A. 76-369, S. 25; P.A. 79-435, S. 52; P.A. 83-587, S. 55, 96; May Sp. Sess. P.A. 92-11, S. 30, 70; P.A. 93-21, S. 2; P.A. 97-182, S. 64; P.A. 01-132, S. 32; P.A. 04-64, S. 67.)

History: P.A. 76-369 replaced detailed listing of sections with general reference to “other sections of this part” and added reference to Secs. 42a-9-103a and 42a-9-114 in Subsec. (1), imposed new conditions for priority of purchase money security interest in inventory on conflicting security interest and applied those conditions to “priority in identifiable cash proceeds on or before the delivery of the inventory to a buyer” in Subsec. (3), included “proceeds” in Subsec. (4), restated method for determining priority in Subsec. (5), replaced Subsec. (6) which had stated that for purpose of priority rules a continuously perfected security interest is treated as if perfected by filing if it was so originally perfected and treated as perfected otherwise if not originally perfected by filing and added Subsec. (7) re future advances; P.A. 79-435 added reference to Sec. 42a-8-321 in Subsec. (7); P.A. 83-587 made a technical amendment; May Sp. Sess. P.A. 92-11 amended Subsec. (1) to replace reference to Sec. 42a-4-208 with Sec. 42a-4-210; P.A. 93-21 amended Subsec. (4) to increase from 10 to 20 the number of days within which the purchase money security interest is perfected after the debtor receives possession of the collateral; P.A. 97-182 amended Subsec. (1) to add reference to Sec. 42a-9-115 on security interests in investment property and amended Subsec. (7) to replace reference to Sec. 42a-8-321 on securities with reference to Sec. 42a-9-115 or 42a-9-116 on investment property; P.A. 01-132 replaced former provisions re priorities among conflicting security interests in the same collateral with provisions re manner of perfecting a security interest in chattel paper, deposit accounts, documents, goods covered by documents, instruments, investment property, letter-of-credit rights and money, perfection by permissive filing and temporary perfection without filing or transfer of possession; P.A. 04-64 amended Subsec. (e) by adding “or control” to conform to revisions made to article 7 by the same act.