10. Their fur cannot be worn.

Motive: The 1337 Fur Act
Exception: None
The Fur Act was enacted in 1337, during King Edward III’s reign. It was enacted to create a class divide and forbade the wearing of fur by anyone who was not a baron, earl, knight, or clergyman of the Church of England. The wealthy civilians who spend over $124 each year were the only exceptions.

They are not allowed to wear fur. ©Samir Hussein/GGetty Images
Members of the royal family were also included. This is the guideline that the Royal Family has adhered to for seven centuries. The Act also mandated that all British citizens wear clothing created in the United Kingdom, yet the Royal family has mostly disregarded this provision.