Conn. Gen. Stat. § 22-326e
State lien against real estate as security for amounts paid to clean up intensive poultry operations.
(b) A lien pursuant to this section shall not be effective unless (1) a certificate of lien is filed in the land records of each town in which the real estate is located, describing the real estate, the amount of the lien, the name of the owner as grantor and the name of the person causing, engaging in or maintaining the condition or activity, if known, and (2) the commissioner mails a copy of the certificate to such persons and to all other persons of record holding an interest in such real estate.