Transgender People US citizens or immigrants who are born male and changed their gender to female are still required to register. Individuals who are born female and changed their gender to male are not required to register. OPM notes that “transgender” refers to people whose gender identity and/or expression is different from the sex assigned to them at birth (e.g. the sex listed on an original birth certificate). The OPM Guidance further explains that the term “transgender woman” is typically used to refer to someone who was assigned the male sex at birth but who identifies as a female. Likewise,...