Conn. Gen. Stat. § 42a-9-501
(a) Except as otherwise provided in subsection (b), if the local law of this state governs perfection of a security interest or agricultural lien, the office in which to file a financing statement to perfect the security interest or agricultural lien is:
(1) The office designated for the filing or recording of a record of a mortgage on the related real property, if:
(1959, P.A. 133, S. 9-501; P.A. 76-369, S. 36; P.A. 01-132, S. 72; P.A. 03-62, S. 9.)
History: P.A. 76-369 added reference to Sec. 42a-9-504(3); P.A. 01-132 replaced former provisions re rights and remedies of the secured party and the debtor after default and the procedure when the security agreement covers both real and personal property with provisions re designation of filing offices; P.A. 03-62 added Subsec. (c) to provide that a reference to the filing of a record in the filing office described in Subsec. (a)(1) shall be deemed to refer to the recording of a record in that office.