Tulsa-Greenwood Massacre Claims Accountability Act of 2021 This bill provides a cause of action for the victims of the 1921 race massacre that occurred in the Greenwood community of Tulsa, Oklahoma. Specifically, any person who acted under color of authority of the State of Oklahoma or the City of Tulsa to deprive a victim, on account of race, of any constitutional right secured to the victim at that time shall be liable to the victim or the victim's beneficiary or heir in a civil action for compensation.