The US Department of Education’s Office for Civil Rights ruled Monday that the University of Pennsylvania violated Title IX guarantees against sex discrimination when it allowed a transgender woman to compete on its women’s swimming team.

The Trump administration says the University of Pennsylvania illegally denied women equal opportunities by letting a transgender swimmer compete on the school’s women’s team and into team facilities

The Trump administration said Monday that the University of Pennsylvania violated Title IX by letting a transgender swimmer compete on the school’s women’s team and enter into women’s facilities. It gave Penn 10 days to voluntarily resolve the violations,