Declares an intent to encourage citizens to participate in cost-effective energy conservation by establishing efficiency standards for incandescent bulbs sold in the state.

Provides that no new intermediate base lamps manufactured after January 1, 2010, may be sold or offered for sale in this state unless the efficiency of the new products meets or exceeds the efficiency standards set forth in RCW 19.260.040.

Authorizes the department to investigate complaints received concerning violations of this act. Any manufacturer or distributor who violates this act may be issued a warning by the director of the department for any first violation. Repeat violations may be subject to a civil penalty of not more than two hundred fifty dollars a day.