Executive Office of Environmental Justice Act of 2017 This bill establishes in the Executive Office of the President an Office of Environmental Justice, which must: complete and publish online environmental justice assessments of executive orders and discuss the assessments with the President before the executive orders are signed, review progress being made on implementing environmental justice policies at certain agencies, coordinate community and stakeholder outreach, and ensure that the goals of Executive Order 12898 relating to federal actions to address environmental justice in minority populations and low-income populations are being actively implemented through science-based regulations in the White House and the Environmental Protection Agency. In addition, the bill expands the membership of the Domestic Policy Council to include a representative from the office.