I'm afraid the answer is yes:
"• Schools with sex-segregated accommodations on overnight field trips must allow transgender students to sleep with students of their chosen gender. Like bathrooms, schools can offer single-occupancy sleeping rooms, but they may not require transgender students to use them unless all students have access to them."
http://www.usatoday.com/story/news/...ion-say-about-transgender-bathrooms/84323146/
"• Schools with sex-segregated accommodations on overnight field trips must allow transgender students to sleep with students of their chosen gender. Like bathrooms, schools can offer single-occupancy sleeping rooms, but they may not require transgender students to use them unless all students have access to them."
http://www.usatoday.com/story/news/...ion-say-about-transgender-bathrooms/84323146/