Prince Felipe will be proclaimed King Felipe VI of Spain between 10:30 and 11 am on Thursday 19 June.
The momentous event, which was previously said to be taking place on 18 June, will be held at the Congress of Deputies in Madrid, although House Speaker Jesús Posada has said details of the schedule are not yet definite.
Following the proclamation, the new king and queen will then tour the city, greeting fans in the country’s capital as they did ten years ago after their wedding at Madrid’s Almudena Cathedral.
King Felipe and Queen Letizia will then head to the royal palace, opposite the cathedral where they married, for a reception. Royal watchers will be hoping that the new monarch and his wife will then make an appearance on the palace balcony.
According to reports, however, the historic occasion will be a low-key affair and no foreign royals have been invited to the ceremony due to its late notice.
The proclamation itself will apparently be a secular proceeding, with a military procession in front of Spanish politicians, Hello! informs.