Municipal Civil Registry Office < SERVICES Issuance of the Following Certificates Live Birth Marriage Death Fetal Death Application of Marriage License Registration of Legal Instruments Affidavit of Legitimization Use of Father’s Surname for Illegitimate Child/Children Preparation of Supplemental Affidavit Registration of Court/Decree, Issuance of Marriage License Issuance of Civil Registry Documents Issuance of Certificates for Being Single Administrative Correction of Erroneous Entries in the Birth Certificate, Marriage Certificate and Death Certificate Change of First Name Correction of Gender/Sex and Month/Day in the Date of Birth