Both men’s and women’s clothing must be neat, well pressed and sober. On some occasions traditional dress or, for military officers, a uniform, is permitted; on other occasions there are precise rules for colours and the use of accessories such as gloves or hats.

In any case the type of clothing required is communicated in writing, on the invitation card, and may be day, evening or ceremonial wear:

Black tie
Men: dinner jacket
Ladies: long dress

Casual
Men: sportswear
Ladies: casual wear

Evening suit
Men: dark suit
Ladies: elegant outfit

Morning dress
Men: morning suit
Ladies: elegant short dress, hat, gloves

White tie
Men: tails
Ladies: long dress, long gloves

Ecclesiastical facts: Cardinals’ clothing