Royal Standard (for vehicles carrying members of the royal family)
Flag for the Minister of the Army and other high military authorities (Captain General of the Army, General in Chief, General High Commander of the Military Forces in Morocco / Ministro del Ejército, Capitán General del Ejército, General en Jefe o General Jefe Superior de las Fuerzas Militares de Marruecos)
A Royal Circular Order about markings and insignia for army vehicles, dated 10th January 1929, includes a chapter on car flags. These flags were abolished by the Royal Circular Order of 14th March 1930. All five flags are square with 40 cm sides.
Luis Miguel Arias, translated by Santiago Dotor, 29 May 2002