US citizens getting married in the Sorrento Coast, Amalfi Coast, Capri or Ischia  must provide the following documents : 

PASSPORT for a civil and/or ID Card for a member of the Army forces; 

- Copy of full BIRTH CERTIFICATE with the name of both parents. This document must be translated into Italian and it must also be certified with an APOSTILLE by the Notary Public of the State where the document has been originated in. Under Italian law the Apostille is only valid for 6 months. 

- If applicable, a FINAL DIVORCE DECREE or DEATH CERTIFICATE for any previous marriage. These documents must be translated into Italian and sealed. 

ATTO NOTORIO (to be done in USA or ITALY): this is a declaration sworn by 2 or 4 witnesses stating that according to US laws there is no obstacle to the citizens’ marriage, before an Italian Consul outside of Italy or in Italy before a Court Official. 
Call your nearest Italian Consulate in order to set up an appointment. 

IMPORTANT: The ATTO NOTORIO cannot be issued more than 3 months before the wedding. Information on Italian Consulates in USA can be found on this website: Italian Consulates in USA 

NULLA OSTA or SWORN STATEMENT (can only be done in Italy): this document is issued by the US Consulate in Naples and states that there is no legal impediment to the marriage. After obtaining this document from the Consulate it must be taken to the Prefecture to be authenticated with an Apostille. 
The Ufficio legalizzazioni of the Prefettura is situated in Via Vespucci andis open on Mondays, Wednesdays and Thursdays from 9:30 am to 12:00 am. 

- The local authorities will need these certificates at least 2 months before the ceremony. 

Very important: your full name must be written in the same way as on Passports , Atto Notorio and Nulla Osta. 

Via V. Veneto 119/A, 00187 Roma
Tel. (011)(39)(6) 46741; Fax (011)(39)(6) 488-2672
Website: www.usembassy.it

U.S. Consulate General Naples,
Piazza della Repubblica, ( room 201 )80122 Naples
Tel. (011)(39)(81) 583-8220/8221;Fax. (011)(39)(81) 761-1869.

Open to the public:
Monday-Friday 08:00 - 12:00; 

For more information we invite you to contact our office by e-mail or call your nearest Italian Consulate.