This petition was submitted during the 2017-2019 Conservative government
Petition Legally recognise non-binary gender identities
Multiple countries legally recognize non-binary or third gender classifications. They are available to people with gender identities that differ from their sex assigned at birth. It’s important we support our lgbt community.
Sourced from wikipedia
More details
Some non-western societies have long recognized transgender and/or non-binary people as a third gender, though this may not (or may only recently)[4] include formal legal recognition
https://en.m.wikipedia.org/wiki/Legal_recognition_of_non-binary_gender
This petition is closed This petition ran for 6 months