Versions of See prior versions of a law on LawServer 2024 5 CFR Part 5301 – Supplemental Standards of Ethical Conduct for Employees of the National Science Foundation 2023 5 CFR PART 5301 – SUPPLEMENTAL STANDARDS OF ETHICAL CONDUCT FOR EMPLOYEES OF THE NATIONAL SCIENCE FOUNDATION 2022 5 CFR Part 5301 – Supplemental Standards of Ethical Conduct for Employees of the National Science Foundation 2021 5 CFR Part 5301 – Supplemental Standards of Ethical Conduct for Employees of the National Science Foundation 2020 5 CFR Part 5301 – Supplemental Standards of Ethical Conduct for Employees of the National Science Foundation