How to Obtain an Apostille Birth Certificate in New York Obtaining an apostille birth certificate in New York is a necessary step for individuals who require official recognition of their birth certificate for use abroad. An apostille is a certificate issued by a designated authority that authenticates the signature and seal of a public document, such as a birth certificate, for use in countries that are parties to the Hague Apostille Convention. Visit: https://sites.google.com/view/lionroaratllc/blog/how-to-obtain-an-apostille-birth-certificate-in-new-york