Domestic Adoption Act
Section 14. Civil Registry Record. - An amended certificate of birth shall be issued by the Civil Registry, as required by the Rules of Court, attesting to the fact that the adoptee is the child of the adopter(s) by being registered with his/her surname. The original certificate of birth shall be stamped "cancelled" with the annotation of the issuance of an amended birth certificate in its place and shall be sealed in the civil registry records. The new birth certificate to be issued to the adoptee shall not bear any notation that it is an amended issue.