Because it is all illegal
Antidiscrimination (EEO) Law Information
Personnel actions affecting any term or condition of employment may not be based on an individual's:
Age (40 years or more)
Color
Genetic Information (protected types)
Disability (physical or mental)
National Origin
Race
Religion
Sex (including pregnancy and childbirth)
Personnel actions affecting any term or condition of employment may not be in reprisal for an individual's:
Opposition to the types of employment discrimination (including harassment) listed above
Participation in any stage the EEO process
For more information about your rights and responsibilities under EEO laws see the Equal Employment Opportunity Commission’s webpage at www.EEOC.gov.
For information about the procedure for filing an EEO complaint against the SEC, see Equal Employment Opportunity Information for SEC Job Applicants and Employees - Filing Complaints of Employment Discrimination.
Hostile Work Environment Discrimination (Harassment) is Prohibited
Employees may not be subjected to unwelcome conduct in the course of employment because of their race, color, religion, gender, sexual orientation, national origin, age, or disability.
Employees may not be subjected to unwelcome conduct in the course of employment because they have participated in the EEO process or expressed their opposition to employment discrimination.
Retaliation is Prohibited
Participation in the EEO process, and opposition to discrimination are protected activities, therefore employees subjected to harm in the form of adverse employment practices or decisions or harassment have the right to file complaints of discrimination.
Other Personnel Practices Prohibited by the Civil Service Reform Act of 1978 (5 U.S.C. § 2302) and Executive Order 11478
In addition to the prohibitions contained in Antidiscrimination (EEO) and Whistleblower Protection Laws, under Merit System Principles, no personnel action in the federal government may be based on an individual's:
Marital Status
Political Affiliation
Sexual Orientation
Conduct not adversely affecting job performance
Reasonable Accommodation for Disability and for Religion
SEC provides reasonable accommodation for employees or applicants with physical or mental disabilities who request it to perform the duties of a position or to participate in the application process.
SEC also provides reasonable accommodation for the religious practices and beliefs of employees and applicants.
https://www.sec.gov/eeoinfo/antidiscrimination.htm