The California State University system sued the U.S. Department of Education after the agency said San José State violated Title IX by permitting a transgender woman to play on its women’s volleyball team. The Education Department’s proposed settlement would have required San José State to adopt the Trump administration’s definitions of sex and gender, apologize to certain student‑athletes and revoke titles won by transgender athletes; Cal State called the demands an example of “lawless overreach.” San José State President Cynthia Teniente‑Matson and CSU legal counsel framed the lawsuit as a defense of institutional autonomy and federal law protections; the university vows not to accept the settlement terms and to litigate. Separate reporting notes the Education Department threatened to cut federal funding if institutions did not comply with the settlement terms. The case amplifies a national legal fight over how Title IX applies to gender identity, with immediate consequences for athletic departments, compliance offices, and campus counsel. Systems and institutions with federal grants should prepare for increased federal enforcement activities, litigation risk, and possible policy revisions around student privacy and athletics eligibility.