https://en.wikipedia.org/wiki/Court_dress
Court dress comprises the style of clothes and other attire prescribed for members of courts of law.Depending on the country and jurisdiction's traditions, members of the court (judges, magistrates, and so on) may wear formal robes, gowns, collars, or wigs.Even within a certain country and court setting, there may be times when the full formal dress is not used, such as in …