US state department no longer requiring medical certification for preferred self-selected gender. https://www.theguardian.com/us-news/2021/jul/01/us-passports-gender-trans-non-binary-state-department
Progress On US Passport Gender Markers

US state department no longer requiring medical certification for preferred self-selected gender. https://www.theguardian.com/us-news/2021/jul/01/us-passports-gender-trans-non-binary-state-department