Not only has she ridden in the Queen’s royal carriage where she was permitted to try her hand at the royal wave, she has also attended the rehearsal for the state opening or parliament.

And, like her majesty, she also has to follow protocol—and there’s one rule that she absolutely must follow.

She continued: “I’ve never been allowed to sit on the throne at the House of Lords, I have to lurk above it. It’s a very strict rule.”

Who knew?!

This article originally appeared on marie claire UK.