causal inferences when random assignment is not feasible. (d) Progress report (1) Submission of report The independent evaluator shall— (A) not later than 2 years after a project has been approved by the Secretary and biannually thereafter until the project is concluded, submit to the head of the relevant agency and the Federal Interagency Council on Social Impact Partnerships a written report summarizing the progress that has been made in achieving each outcome specified in the agreement