The signing announced Saturday by the Kremlin comes a week after parliament ratified the agreement.
Advocates say that joining the WTO will improve foreign investment and push Russian businesses.
But thousands of Russian businesses are wary that the low import duties and caps on subsidies that are a condition of joining the WTO will hurt them.
'Your papers, please' must never be heard in America
Independent voices from the TWT Communities
Reviews, insights and commentary from an eclectic observer.
Join the Communities. We want to hear from you.
How does our 50th state view D.C. politics?
Life lessons, adventures, people places and observations as I undertake my personal quest to travel to 100 or more countries before I die.
Benghazi: The anatomy of a scandal
Vietnam Memorial adds four names
Cinco de Mayo on the Mall