New York now allows driver license and state ID holders to mark their gender as the letter X. It’s part of the Gender Recognition Act which became law last year. It expands protections for transgender and non-binary residentsincluding protections to reduce discrimination and allows residents to amend their birth certificates.
Source:
https://www.governor.ny.gov/news/governor-hochul-announces-new-yorkers-can-now-choose-x-gender-marker-nys-driver-license-and-id