For information on civil status documents, refer to the Consular Services Guide of the Ministry of External Affairs and International Cooperation at the link: https://www.esteri.it/it/servizi-consolari-e-visti/italiani-all-estero/stato-civile/
The request for transcription of a civil status document can be submitted to the Consular Section by sending the originals of the documentation by ordinary mail or private courier to the following address:
Embassy of Italy – Consular Section
50 E Chandragupta Marg,
Chanakyapuri, New Delhi – 110 021
Before sending the originals it is advisable to send a copy of all the documentation by e-mail to consolare.newdelhi@esteri.it in order to allow the Consular Section to verify that the documents have been properly attested by the local authorities.