The District's Death with Dignity Law is set to take effect on Saturday, despite attempts by Congressional Republicans to shut down the measure.
On Friday, the 30-day Congressional review period ended without a joint House and Senate measure that would have killed it. The law allows doctors to provide lethal medication to some terminally ill patients.
D.C. becomes the seventh jurisdiction in the nation with a similar law.
Congress can still try to prevent the measure from getting funding. Congress has the power to invalidate any D.C. law with a disapproval resolution, but it has not done so since 1991.
U.S. Rep. Jason Chaffetz (R-Utah) vowed to stop the law, calling it “misguided” and “immoral.” The law was signed last year by D.C. Mayor Muriel Bowser (D)