Queen Máxima was sworn in as a reserve officer and promoted to lieutenant colonel of the general staff of the Royal Netherlands Army after completing reservist training. The ceremony took place at the Royal Military Academy in Breda, where she took the oath alongside 23 other reserve officers to the commander of the armed forces, General Onno Eichelsheim.

King Willem-Alexander and Princess Amalia attended the ceremony. Commander of the Royal Netherlands Army Jan Swillens said he was pleased that Máxima had registered as a reservist.