Section 75-10-1504 - Prohibition on sale and installation of mercury-added thermostats - list(1) After January 1, 2010, a person may not sell, offer for sale, or install a mercury-added thermostat in Montana.(2) The department shall maintain a list on its website of manufacturers that are in compliance with this part.En. Sec. 4, Ch. 296, L. 2009.