An intercollegiate, intramural, or club athletic team or sport that is sponsored by a public school, or a public institution of higher education, or that is a competing team or sport sponsored by a non-public school or institution, and that receives Federal financial assistance, shall be expressly designated as, and composed of students of, only 1 of the following categories of team or club members based on biological sex at birth: (1) Males. (2) Females. (3) Coed members described in paragraphs (1) and (2). [...] REQUIREMENT. The membership of athletic teams or sports designated only for females shall only be open to biological females at birth.