In addition to the rules in this part, employees of the Department of the Interior also should refer to the Standards of Ethical Conduct for Employees of the Executive Branch, at 5 CFR part 2635 ; the Department's regulations that supplement those executive branch-wide standards at 5 CFR part 3501 ; the employee responsibilities and conduct regulations at 5 CFR part 735 ; and the executive branch financial disclosure regulations at 5 CFR part 2634.
43 C.F.R. §20.101