Princess Christina, the younger daughter of King Juan Carlos of Spain, has been charged with money laundering and tax evasion.
After a lengthy probe an examining magistrate in Palma de Mallorca ruled there was evidence to suggest crimes had been committed.
She has been requested to appear before the court on March 8.
Her husband, former Olympic handball player Inaki Urdangarin, has been charged with embezzlement related to his non-profit Noos Foundation, which won a number of public contracts.
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