Versions of N.Y. Domestic Relations Law 20-C - Certification of marriage; new certificate in case of subsequent change of name or gender on LawServer 2024 N.Y. Domestic Relations Law 20-C – Certification of marriage; new certificate in case of subsequent change of name or gender 2023 N.Y. Domestic Relations Law 20-C – Certification of marriage; new certificate in case of subsequent change of name or gender