The National Center for Lesbian Rights (NCLR) and GLBTQ Legal Advocates & Defenders (GLAD Law) filed a federal lawsuit on January 28 in the U.S. District Court for the District of Columbia against the Trump Administration in response to the order, saying the ban violates equal protection.

U.S. President Donald Trump's administration has started taking steps to remove at least one transgender service member and is turning away transgender applicants looking to join the military, an emergency legal filing that seeks a temporary restraining order said on Tuesday.

In an executive order issued Monday night, the president said transgender service members “cannot satisfy the rigorous standards necessary” for the military.