Conn. Gen. Stat. § 22a-623: Exemptions for mercury-added products with certain manufacture dates.

(a) The following shall be exempt from section 22a-615: (1) Mercury-added products, excluding motor vehicles, that have a code or date of manufacture indicating they were manufactured prior to January 1, 2003, (2) mercury-added products, excluding motor vehicles, for which the manufacturer provides documentation that the product was manufactured prior to January 1, 2003, (3) motor vehicles with a code or date of manufacture prior to October 1, 2003, or (4) motor vehicles for which the manufacturer provides documentation that the product was manufactured prior to October 1, 2003.

(b) The following shall be exempt from sections 22a-617 and 22a-619: (1) Mercury-added products, excluding motor vehicles, that have a code or date of manufacture indicating they were manufactured prior to January 1, 2004, (2) mercury-added products, excluding motor vehicles, for which the manufacturer provides documentation that the product was manufactured prior to January 1, 2004, (3) motor vehicles with a code or date of manufacture prior to October 1, 2003, (4) motor vehicles for which the manufacturer provides documentation that the product was manufactured prior to October 1, 2003, or (5) mercury-added products with a written certification of a dealer of antiques that to the best of such dealer's knowledge, the product date of manufacture is prior to January 1, 2004, where the certification shall be retained by the owner of such product. For the purposes of this subsection, “dealer of antiques” means a person whose primary business is buying or selling items that are at least twenty-five years old.

(c) The following shall be exempt from section 22a-620: (1) Mercury-added products, excluding motor vehicles, that have a code or date of manufacture indicating they were manufactured prior to July 1, 2003, (2) mercury-added products, excluding motor vehicles, for which the manufacturer provides documentation that the product was manufactured prior to July 1, 2003, (3) motor vehicles with a code or date of manufacture prior to October 1, 2003, or (4) motor vehicles for which the manufacturer provides documentation that the product was manufactured prior to October 1, 2003.