The Washington Death with Dignity Act, Initiative 1000, passed on November 4, 2008, and went into effect on March 5, 2009. This Act allows some terminally ill patients to request and use lethal doses of medication from qualified medical providers as part of their end-of-life care.

Initiative 1000 (I-1000) of 2008 established the U.S. state of Washington 's Death with Dignity Act (RCW 70.245), which legalizes medical aid in dying with certain restrictions. Passage of this initiative made Washington the second U.S. state to permit some terminally ill patients to determine the time of their own death.

The Washington State Death with Dignity Act, chapter 70.245 RCW, was passed by voter initiative on November 4, 2008, and became law on March 5, 2009. The law allows terminally ill adults seeking to end their lives in a humane and dignified manner to request lethal doses of medication from medical and osteopathic physicians.