第一条この法律は、性同一性障害者に関する法令上の性別の取扱いの特例について定めるものとする。

Article 1This Act provides for special cases in handling gender status under laws and regulations with regard to persons with gender identity disorder.

第二条この法律において「性同一性障害者」とは、生物学的には性別が明らかであるにもかかわらず、心理的にはそれとは別の性別（以下「他の性別」という。）であるとの持続的な確信を持ち、かつ、自己を身体的及び社会的に他の性別に適合させようとする意思を有する者であって、そのことについてその診断を的確に行うために必要な知識及び経験を有する二人以上の医師の一般に認められている医学的知見に基づき行う診断が一致しているものをいう。

Article 2The term "Person with Gender Identity Disorder" as used in this Act means a person whose biological gender is evident, but who holds a persistent conviction under which they psychologically identify themselves as being of the opposite gender (hereinafter referred to as the "Opposite Gender"), and who has the intention of physically and socially conforming with the Opposite Gender, and has received concurrent diagnoses on such identification with the Opposite Gender from two or more physicians equipped with the necessary knowledge and experience to give accurate diagnoses on this matter, based on generally accepted medical knowledge.

第三条家庭裁判所は、性同一性障害者であって次の各号のいずれにも該当するものについて、その者の請求により、性別の取扱いの変更の審判をすることができる。

Article 3(1)A family court may make a ruling of a change in the recognition of the gender status of a person who is a Person with Gender Identity Disorder and who falls under all of the following items, at the request of such person:

２前項の請求をするには、同項の性同一性障害者に係る前条の診断の結果並びに治療の経過及び結果その他の厚生労働省令で定める事項が記載された医師の診断書を提出しなければならない。

(2)A person who makes a request as referred to in the preceding paragraph must submit a medical certificate issued by a physician which contains particulars specified by Ordinance of the Ministry of Health, Labour and Welfare, such as the results of the diagnoses referred to in the preceding Article and the progress and results of treatment with regard to the Person with Gender Identity Disorder referred to in said paragraph.

第四条性別の取扱いの変更の審判を受けた者は、民法（明治二十九年法律第八十九号）その他の法令の規定の適用については、法律に別段の定めがある場合を除き、その性別につき他の性別に変わったものとみなす。

Article 4(1)Unless otherwise provided for by law, with regard to the application of the Civil Code (Act No. 89 of 1896) and other laws and regulations, a person who has received a ruling of a change in recognition of gender status is deemed to have been assigned to the Opposite Gender.

２前項の規定は、法律に別段の定めがある場合を除き、性別の取扱いの変更の審判前に生じた身分関係及び権利義務に影響を及ぼすものではない。

(2)Unless otherwise provided for by law, the provisions of the preceding paragraph do not affect the personal status or any rights or obligations that arose prior to a ruling of change in recognition of gender status.