Conn. Gen. Stat. § 22a-19b

The provisions of section 22a-19a shall not apply to any property or structure, or any portion thereof, that was first listed on the state register of historic places during the month of March, 2001, if (1) the owner of such property or structure delivers or has delivered to the Commissioner of Economic and Community Development and to the State Historic Preservation Officer a written and notarized objection to the listing of such property or structure on the National Register of Historic Places that certifies the person's ownership of such property or structure, and (2) such objection has not been withdrawn or rescinded by the owner's written and notarized notice of withdrawal or rescission of objection.