The King's Duchy of Lancaster estate makes £829,000 a year renting a warehouse to an NHS trust to keep ambulances. The investigation also revealed how the royal duchies receive millions from the armed forces, schools, prisons and fire and ambulance services. There's nothing unusual about the royals' tax affairs, Ben Goldsmith, a British financier and environmentalist, told The Telegraph. "The royal family owns stuff, like many families in this country. By taking a lead in supporting national unity and public services, "the royals could redefine their role in modern Britain".