Posting of Banns. The Posting of Banns is a public declaration of intent to marry. The Embassy or Consulate may issue a letter explaining it is not required in the U.S. Certificate of Consular Inscription. The Embassy or Consulate can produce this letter once you have registered as a U.S. Citizen in Spain. The documents must be original, bear the Apostille of the Hague, translated into Spanish and the translation authenticated.
Spanish law recognizes religious marriages without a second, civil ceremony.
For a religious ceremony, couples first need authorization from the civil authorities, obtained by presenting the requirements described above. Each religious denomination may have separate documentary requirements. As most religious marriages in Spain involve Catholics, the requirements for the Catholic church are outlined below. Obtaining permission for a Catholic marriage takes from one to three weeks. It must be translated and the translation authenticated.