California Code
ARTICLE 10.2.1 - Mercury-Added Thermostats, Relays, Switches, and Measuring Devices
Section 25214.8.2.

25214.8.2. On and after January 1, 2006, a person shall not sell, offer to sell, or distribute for promotional purposes in this state, a mercury-added thermostat, unless the mercury-added thermostat meets either of the following criteria:

(a) The thermostat will be used for manufacturing or industrial purposes.

(b) The thermostat will be used by a blind or visually impaired person.

(Added by Stats. 2004, Ch. 626, Sec. 1. Effective January 1, 2005.)