Since 1980, civil service laws such as the Civil Service Reform Act of 1978 and Title VII of the Civil Rights Act of 1964 have been interpreted to prohibit discrimination on the basis of sexual orientation. Also, the Office of Personnel Management has interpreted the 10th Prohibited Personnel Practice (codified at 5 U.S.C. § 2302(b)(10)), which bans personnel actions based on conduct that does not adversely affect job performance, to prohibit sexual orientation discrimination. However, in a May 2014 report to the president and Congress, the Merit Systems Protection Board wrote that, despite the existence of Executive Order 11478, which…